1820121660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:306

約数の個数: 432

約数和(自身を含む): 6946430400

約数和(自身を除く): 5126308740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 49, 51, 60, 61, 63, 68, 70, 84, 85, 90, 98, 102, 105, 119, 122, 126, 140, 147, 153, 170, 180, 183, 196, 199, 204, 210, 238, 244, 245, 252, 255, 294, 305, 306, 315, 340, 357, 366, 398, 420, 427, 441, 476, 490, 510, 549, 588, 595, 597, 610, 612, 630, 714, 732, 735, 765, 796, 833, 854, 882, 915, 980, 995, 1020, 1037, 1071, 1098, 1190, 1194, 1220, 1260, 1281, 1393, 1428, 1470, 1530, 1666, 1708, 1764, 1785, 1791, 1830, 1990, 2074, 2135, 2142, 2196, 2205, 2380, 2388, 2499, 2562, 2745, 2786, 2940, 2985, 2989, 3060, 3111, 3332, 3383, 3570, 3582, 3660, 3843, 3980, 4148, 4165, 4179, 4270, 4284, 4410, 4998, 5124, 5185, 5355, 5490, 5572, 5970, 5978, 6222, 6405, 6766, 6965, 7140, 7164, 7259, 7497, 7686, 8330, 8358, 8540, 8820, 8955, 8967, 9333, 9751, 9996, 10149, 10370, 10710, 10980, 11940, 11956, 12139, 12444, 12495, 12537, 12810, 13532, 13930, 14518, 14945, 14994, 15372, 15555, 16660, 16716, 16915, 17910, 17934, 18666, 19215, 19502, 20298, 20740, 20895, 21420, 21777, 23681, 24278, 24990, 25074, 25620, 26901, 27860, 29036, 29253, 29890, 29988, 30447, 31110, 33830, 35820, 35868, 36295, 36417, 37332, 37485, 38430, 39004, 40596, 41790, 43554, 44835, 46665, 47362, 48556, 48755, 49980, 50148, 50745, 50813, 53802, 58506, 59780, 60695, 60894, 62220, 62685, 65331, 67660, 71043, 72590, 72834, 74970, 76860, 83580, 84973, 87108, 87759, 89670, 93330, 94724, 97510, 101490, 101626, 107604, 108885, 109251, 117012, 118405, 121390, 121788, 125370, 130662, 134505, 142086, 145180, 145668, 146265, 149940, 152235, 152439, 165767, 169946, 175518, 179340, 182085, 186660, 195020, 202980, 203252, 206363, 213129, 217770, 218502, 236810, 242780, 250740, 254065, 254919, 261324, 269010, 284172, 292530, 304470, 304878, 326655, 331534, 339892, 351036, 355215, 364170, 412726, 424865, 426258, 435540, 437004, 438795, 457317, 473620, 497301, 508130, 509838, 538020, 546255, 585060, 594811, 608940, 609756, 619089, 653310, 663068, 710430, 728340, 762195, 764757, 825452, 828835, 849730, 852516, 877590, 914634, 994602, 1016260, 1019676, 1031815, 1065645, 1092510, 1189622, 1238178, 1274595, 1306620, 1420860, 1444541, 1491903, 1524390, 1529514, 1657670, 1699460, 1755180, 1784433, 1829268, 1857267, 1989204, 2063630, 2131290, 2185020, 2286585, 2379244, 2476356, 2486505, 2549190, 2889082, 2974055, 2983806, 3048780, 3059028, 3095445, 3315340, 3568866, 3714534, 3823785, 4127260, 4262580, 4333623, 4573170, 4973010, 5098380, 5353299, 5778164, 5948110, 5967612, 6190890, 7137732, 7222705, 7429068, 7459515, 7647570, 8667246, 8922165, 9146340, 9286335, 9946020, 10111787, 10706598, 11896220, 12381780, 13000869, 14445410, 14919030, 15295140, 17334492, 17844330, 18572670, 20223574, 21413196, 21668115, 26001738, 26766495, 28890820, 29838060, 30335361, 35688660, 37145340, 40447148, 43336230, 50558935, 52003476, 53532990, 60670722, 65004345, 86672460, 91006083, 101117870, 107065980, 121341444, 130008690, 151676805, 182012166, 202235740, 260017380, 303353610, 364024332, 455030415, 606707220, 910060830, 1820121660]

約数ペア:

[(1, 1820121660), (2, 910060830), (3, 606707220), (4, 455030415), (5, 364024332), (6, 303353610), (7, 260017380), (9, 202235740), (10, 182012166), (12, 151676805), (14, 130008690), (15, 121341444), (17, 107065980), (18, 101117870), (20, 91006083), (21, 86672460), (28, 65004345), (30, 60670722), (34, 53532990), (35, 52003476), (36, 50558935), (42, 43336230), (45, 40447148), (49, 37145340), (51, 35688660), (60, 30335361), (61, 29838060), (63, 28890820), (68, 26766495), (70, 26001738), (84, 21668115), (85, 21413196), (90, 20223574), (98, 18572670), (102, 17844330), (105, 17334492), (119, 15295140), (122, 14919030), (126, 14445410), (140, 13000869), (147, 12381780), (153, 11896220), (170, 10706598), (180, 10111787), (183, 9946020), (196, 9286335), (199, 9146340), (204, 8922165), (210, 8667246), (238, 7647570), (244, 7459515), (245, 7429068), (252, 7222705), (255, 7137732), (294, 6190890), (305, 5967612), (306, 5948110), (315, 5778164), (340, 5353299), (357, 5098380), (366, 4973010), (398, 4573170), (420, 4333623), (427, 4262580), (441, 4127260), (476, 3823785), (490, 3714534), (510, 3568866), (549, 3315340), (588, 3095445), (595, 3059028), (597, 3048780), (610, 2983806), (612, 2974055), (630, 2889082), (714, 2549190), (732, 2486505), (735, 2476356), (765, 2379244), (796, 2286585), (833, 2185020), (854, 2131290), (882, 2063630), (915, 1989204), (980, 1857267), (995, 1829268), (1020, 1784433), (1037, 1755180), (1071, 1699460), (1098, 1657670), (1190, 1529514), (1194, 1524390), (1220, 1491903), (1260, 1444541), (1281, 1420860), (1393, 1306620), (1428, 1274595), (1470, 1238178), (1530, 1189622), (1666, 1092510), (1708, 1065645), (1764, 1031815), (1785, 1019676), (1791, 1016260), (1830, 994602), (1990, 914634), (2074, 877590), (2135, 852516), (2142, 849730), (2196, 828835), (2205, 825452), (2380, 764757), (2388, 762195), (2499, 728340), (2562, 710430), (2745, 663068), (2786, 653310), (2940, 619089), (2985, 609756), (2989, 608940), (3060, 594811), (3111, 585060), (3332, 546255), (3383, 538020), (3570, 509838), (3582, 508130), (3660, 497301), (3843, 473620), (3980, 457317), (4148, 438795), (4165, 437004), (4179, 435540), (4270, 426258), (4284, 424865), (4410, 412726), (4998, 364170), (5124, 355215), (5185, 351036), (5355, 339892), (5490, 331534), (5572, 326655), (5970, 304878), (5978, 304470), (6222, 292530), (6405, 284172), (6766, 269010), (6965, 261324), (7140, 254919), (7164, 254065), (7259, 250740), (7497, 242780), (7686, 236810), (8330, 218502), (8358, 217770), (8540, 213129), (8820, 206363), (8955, 203252), (8967, 202980), (9333, 195020), (9751, 186660), (9996, 182085), (10149, 179340), (10370, 175518), (10710, 169946), (10980, 165767), (11940, 152439), (11956, 152235), (12139, 149940), (12444, 146265), (12495, 145668), (12537, 145180), (12810, 142086), (13532, 134505), (13930, 130662), (14518, 125370), (14945, 121788), (14994, 121390), (15372, 118405), (15555, 117012), (16660, 109251), (16716, 108885), (16915, 107604), (17910, 101626), (17934, 101490), (18666, 97510), (19215, 94724), (19502, 93330), (20298, 89670), (20740, 87759), (20895, 87108), (21420, 84973), (21777, 83580), (23681, 76860), (24278, 74970), (24990, 72834), (25074, 72590), (25620, 71043), (26901, 67660), (27860, 65331), (29036, 62685), (29253, 62220), (29890, 60894), (29988, 60695), (30447, 59780), (31110, 58506), (33830, 53802), (35820, 50813), (35868, 50745), (36295, 50148), (36417, 49980), (37332, 48755), (37485, 48556), (38430, 47362), (39004, 46665), (40596, 44835), (41790, 43554)]