131647320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{439}}^1$

素因数の和:487

約数の個数: 288

約数和(自身を含む): 528184800

約数和(自身を除く): 396537480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 49, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 98, 102, 105, 119, 120, 126, 136, 140, 147, 153, 168, 170, 180, 196, 204, 210, 238, 245, 252, 255, 280, 294, 306, 315, 340, 357, 360, 392, 408, 420, 439, 441, 476, 490, 504, 510, 588, 595, 612, 630, 680, 714, 735, 765, 833, 840, 878, 882, 952, 980, 1020, 1071, 1176, 1190, 1224, 1260, 1317, 1428, 1470, 1530, 1666, 1756, 1764, 1785, 1960, 2040, 2142, 2195, 2205, 2380, 2499, 2520, 2634, 2856, 2940, 3060, 3073, 3332, 3512, 3528, 3570, 3951, 4165, 4284, 4390, 4410, 4760, 4998, 5268, 5355, 5880, 6120, 6146, 6585, 6664, 7140, 7463, 7497, 7902, 8330, 8568, 8780, 8820, 9219, 9996, 10536, 10710, 12292, 12495, 13170, 14280, 14926, 14994, 15365, 15804, 16660, 17560, 17640, 18438, 19755, 19992, 21420, 21511, 22389, 24584, 24990, 26340, 27657, 29852, 29988, 30730, 31608, 33320, 36876, 37315, 37485, 39510, 42840, 43022, 44778, 46095, 49980, 52241, 52680, 55314, 59704, 59976, 61460, 64533, 67167, 73752, 74630, 74970, 79020, 86044, 89556, 92190, 99960, 104482, 107555, 110628, 111945, 122920, 129066, 134334, 138285, 149260, 149940, 156723, 158040, 172088, 179112, 184380, 193599, 208964, 215110, 221256, 223890, 258132, 261205, 268668, 276570, 298520, 299880, 313446, 322665, 335835, 365687, 368760, 387198, 417928, 430220, 447780, 470169, 516264, 522410, 537336, 553140, 626892, 645330, 671670, 731374, 774396, 783615, 860440, 895560, 940338, 967995, 1044820, 1097061, 1106280, 1253784, 1290660, 1343340, 1462748, 1548792, 1567230, 1828435, 1880676, 1935990, 2089640, 2194122, 2350845, 2581320, 2686680, 2925496, 3134460, 3291183, 3656870, 3761352, 3871980, 4388244, 4701690, 5485305, 6268920, 6582366, 7313740, 7743960, 8776488, 9403380, 10970610, 13164732, 14627480, 16455915, 18806760, 21941220, 26329464, 32911830, 43882440, 65823660, 131647320]

約数ペア:

[(1, 131647320), (2, 65823660), (3, 43882440), (4, 32911830), (5, 26329464), (6, 21941220), (7, 18806760), (8, 16455915), (9, 14627480), (10, 13164732), (12, 10970610), (14, 9403380), (15, 8776488), (17, 7743960), (18, 7313740), (20, 6582366), (21, 6268920), (24, 5485305), (28, 4701690), (30, 4388244), (34, 3871980), (35, 3761352), (36, 3656870), (40, 3291183), (42, 3134460), (45, 2925496), (49, 2686680), (51, 2581320), (56, 2350845), (60, 2194122), (63, 2089640), (68, 1935990), (70, 1880676), (72, 1828435), (84, 1567230), (85, 1548792), (90, 1462748), (98, 1343340), (102, 1290660), (105, 1253784), (119, 1106280), (120, 1097061), (126, 1044820), (136, 967995), (140, 940338), (147, 895560), (153, 860440), (168, 783615), (170, 774396), (180, 731374), (196, 671670), (204, 645330), (210, 626892), (238, 553140), (245, 537336), (252, 522410), (255, 516264), (280, 470169), (294, 447780), (306, 430220), (315, 417928), (340, 387198), (357, 368760), (360, 365687), (392, 335835), (408, 322665), (420, 313446), (439, 299880), (441, 298520), (476, 276570), (490, 268668), (504, 261205), (510, 258132), (588, 223890), (595, 221256), (612, 215110), (630, 208964), (680, 193599), (714, 184380), (735, 179112), (765, 172088), (833, 158040), (840, 156723), (878, 149940), (882, 149260), (952, 138285), (980, 134334), (1020, 129066), (1071, 122920), (1176, 111945), (1190, 110628), (1224, 107555), (1260, 104482), (1317, 99960), (1428, 92190), (1470, 89556), (1530, 86044), (1666, 79020), (1756, 74970), (1764, 74630), (1785, 73752), (1960, 67167), (2040, 64533), (2142, 61460), (2195, 59976), (2205, 59704), (2380, 55314), (2499, 52680), (2520, 52241), (2634, 49980), (2856, 46095), (2940, 44778), (3060, 43022), (3073, 42840), (3332, 39510), (3512, 37485), (3528, 37315), (3570, 36876), (3951, 33320), (4165, 31608), (4284, 30730), (4390, 29988), (4410, 29852), (4760, 27657), (4998, 26340), (5268, 24990), (5355, 24584), (5880, 22389), (6120, 21511), (6146, 21420), (6585, 19992), (6664, 19755), (7140, 18438), (7463, 17640), (7497, 17560), (7902, 16660), (8330, 15804), (8568, 15365), (8780, 14994), (8820, 14926), (9219, 14280), (9996, 13170), (10536, 12495), (10710, 12292)]