821971080

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2741}}^1$

素因数の和:2789

約数の個数: 288

約数和(自身を含む): 3291551640

約数和(自身を除く): 2469580560

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, 441, 476, 490, 504, 510, 588, 595, 612, 630, 680, 714, 735, 765, 833, 840, 882, 952, 980, 1020, 1071, 1176, 1190, 1224, 1260, 1428, 1470, 1530, 1666, 1764, 1785, 1960, 2040, 2142, 2205, 2380, 2499, 2520, 2741, 2856, 2940, 3060, 3332, 3528, 3570, 4165, 4284, 4410, 4760, 4998, 5355, 5482, 5880, 6120, 6664, 7140, 7497, 8223, 8330, 8568, 8820, 9996, 10710, 10964, 12495, 13705, 14280, 14994, 16446, 16660, 17640, 19187, 19992, 21420, 21928, 24669, 24990, 27410, 29988, 32892, 33320, 37485, 38374, 41115, 42840, 46597, 49338, 49980, 54820, 57561, 59976, 65784, 74970, 76748, 82230, 93194, 95935, 98676, 99960, 109640, 115122, 123345, 134309, 139791, 149940, 153496, 164460, 172683, 186388, 191870, 197352, 230244, 232985, 246690, 268618, 279582, 287805, 299880, 326179, 328920, 345366, 372776, 383740, 402927, 419373, 460488, 465970, 493380, 537236, 559164, 575610, 652358, 671545, 690732, 698955, 767480, 805854, 838746, 863415, 931940, 978537, 986760, 1074472, 1118328, 1151220, 1208781, 1304716, 1343090, 1381464, 1397910, 1611708, 1630895, 1677492, 1726830, 1863880, 1957074, 2014635, 2096865, 2283253, 2302440, 2417562, 2609432, 2686180, 2795820, 2935611, 3223416, 3261790, 3354984, 3453660, 3914148, 4029270, 4193730, 4566506, 4835124, 4892685, 5372360, 5591640, 5871222, 6043905, 6523580, 6849759, 6907320, 7828296, 8058540, 8387460, 9133012, 9670248, 9785370, 11416265, 11742444, 12087810, 13047160, 13699518, 14678055, 16117080, 16774920, 18266024, 19570740, 20549277, 22832530, 23484888, 24175620, 27399036, 29356110, 34248795, 39141480, 41098554, 45665060, 48351240, 54798072, 58712220, 68497590, 82197108, 91330120, 102746385, 117424440, 136995180, 164394216, 205492770, 273990360, 410985540, 821971080]

約数ペア:

[(1, 821971080), (2, 410985540), (3, 273990360), (4, 205492770), (5, 164394216), (6, 136995180), (7, 117424440), (8, 102746385), (9, 91330120), (10, 82197108), (12, 68497590), (14, 58712220), (15, 54798072), (17, 48351240), (18, 45665060), (20, 41098554), (21, 39141480), (24, 34248795), (28, 29356110), (30, 27399036), (34, 24175620), (35, 23484888), (36, 22832530), (40, 20549277), (42, 19570740), (45, 18266024), (49, 16774920), (51, 16117080), (56, 14678055), (60, 13699518), (63, 13047160), (68, 12087810), (70, 11742444), (72, 11416265), (84, 9785370), (85, 9670248), (90, 9133012), (98, 8387460), (102, 8058540), (105, 7828296), (119, 6907320), (120, 6849759), (126, 6523580), (136, 6043905), (140, 5871222), (147, 5591640), (153, 5372360), (168, 4892685), (170, 4835124), (180, 4566506), (196, 4193730), (204, 4029270), (210, 3914148), (238, 3453660), (245, 3354984), (252, 3261790), (255, 3223416), (280, 2935611), (294, 2795820), (306, 2686180), (315, 2609432), (340, 2417562), (357, 2302440), (360, 2283253), (392, 2096865), (408, 2014635), (420, 1957074), (441, 1863880), (476, 1726830), (490, 1677492), (504, 1630895), (510, 1611708), (588, 1397910), (595, 1381464), (612, 1343090), (630, 1304716), (680, 1208781), (714, 1151220), (735, 1118328), (765, 1074472), (833, 986760), (840, 978537), (882, 931940), (952, 863415), (980, 838746), (1020, 805854), (1071, 767480), (1176, 698955), (1190, 690732), (1224, 671545), (1260, 652358), (1428, 575610), (1470, 559164), (1530, 537236), (1666, 493380), (1764, 465970), (1785, 460488), (1960, 419373), (2040, 402927), (2142, 383740), (2205, 372776), (2380, 345366), (2499, 328920), (2520, 326179), (2741, 299880), (2856, 287805), (2940, 279582), (3060, 268618), (3332, 246690), (3528, 232985), (3570, 230244), (4165, 197352), (4284, 191870), (4410, 186388), (4760, 172683), (4998, 164460), (5355, 153496), (5482, 149940), (5880, 139791), (6120, 134309), (6664, 123345), (7140, 115122), (7497, 109640), (8223, 99960), (8330, 98676), (8568, 95935), (8820, 93194), (9996, 82230), (10710, 76748), (10964, 74970), (12495, 65784), (13705, 59976), (14280, 57561), (14994, 54820), (16446, 49980), (16660, 49338), (17640, 46597), (19187, 42840), (19992, 41115), (21420, 38374), (21928, 37485), (24669, 33320), (24990, 32892), (27410, 29988)]