21072459600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{691}}^1$

素因数の和:955

約数の個数: 360

約数和(自身を含む): 75316599072

約数和(自身を除く): 54244139472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 43, 45, 48, 50, 60, 72, 75, 80, 86, 90, 100, 120, 129, 144, 150, 172, 180, 197, 200, 215, 225, 240, 258, 300, 344, 360, 387, 394, 400, 430, 450, 516, 591, 600, 645, 688, 691, 720, 774, 788, 860, 900, 985, 1032, 1075, 1182, 1200, 1290, 1382, 1548, 1576, 1720, 1773, 1800, 1935, 1970, 2064, 2073, 2150, 2364, 2580, 2764, 2955, 3096, 3152, 3225, 3440, 3455, 3546, 3600, 3870, 3940, 4146, 4300, 4728, 4925, 5160, 5528, 5910, 6192, 6219, 6450, 6910, 7092, 7740, 7880, 8292, 8471, 8600, 8865, 9456, 9675, 9850, 10320, 10365, 11056, 11820, 12438, 12900, 13820, 14184, 14775, 15480, 15760, 16584, 16942, 17200, 17275, 17730, 19350, 19700, 20730, 23640, 24876, 25413, 25800, 27640, 28368, 29550, 29713, 30960, 31095, 33168, 33884, 34550, 35460, 38700, 39400, 41460, 42355, 44325, 47280, 49752, 50826, 51600, 51825, 55280, 59100, 59426, 62190, 67768, 69100, 70920, 76239, 77400, 78800, 82920, 84710, 88650, 89139, 99504, 101652, 103650, 118200, 118852, 124380, 127065, 135536, 136127, 138200, 141840, 148565, 152478, 154800, 155475, 165840, 169420, 177300, 178278, 203304, 207300, 211775, 236400, 237704, 248760, 254130, 267417, 272254, 276400, 297130, 304956, 310950, 338840, 354600, 356556, 381195, 406608, 408381, 414600, 423550, 445695, 475408, 497520, 508260, 534834, 544508, 594260, 609912, 621900, 635325, 677680, 680635, 709200, 713112, 742825, 762390, 816762, 829200, 847100, 891390, 1016520, 1069668, 1089016, 1188520, 1219824, 1225143, 1243800, 1270650, 1337085, 1361270, 1426224, 1485650, 1524780, 1633524, 1694200, 1782780, 1905975, 2033040, 2041905, 2139336, 2178032, 2228475, 2377040, 2450286, 2487600, 2541300, 2674170, 2722540, 2971300, 3049560, 3267048, 3388400, 3403175, 3565560, 3811950, 4083810, 4278672, 4456950, 4900572, 5082600, 5348340, 5445080, 5853461, 5942600, 6099120, 6125715, 6534096, 6685425, 6806350, 7131120, 7623900, 8167620, 8913900, 9801144, 10165200, 10209525, 10696680, 10890160, 11706922, 11885200, 12251430, 13370850, 13612700, 15247800, 16335240, 17560383, 17827800, 19602288, 20419050, 21393360, 23413844, 24502860, 26741700, 27225400, 29267305, 30495600, 30628575, 32670480, 35120766, 35655600, 40838100, 46827688, 49005720, 52681149, 53483400, 54450800, 58534610, 61257150, 70241532, 81676200, 87801915, 93655376, 98011440, 105362298, 106966800, 117069220, 122514300, 140483064, 146336525, 163352400, 175603830, 210724596, 234138440, 245028600, 263405745, 280966128, 292673050, 351207660, 421449192, 439009575, 468276880, 490057200, 526811490, 585346100, 702415320, 842898384, 878019150, 1053622980, 1170692200, 1317028725, 1404830640, 1756038300, 2107245960, 2341384400, 2634057450, 3512076600, 4214491920, 5268114900, 7024153200, 10536229800, 21072459600]

約数ペア:

[(1, 21072459600), (2, 10536229800), (3, 7024153200), (4, 5268114900), (5, 4214491920), (6, 3512076600), (8, 2634057450), (9, 2341384400), (10, 2107245960), (12, 1756038300), (15, 1404830640), (16, 1317028725), (18, 1170692200), (20, 1053622980), (24, 878019150), (25, 842898384), (30, 702415320), (36, 585346100), (40, 526811490), (43, 490057200), (45, 468276880), (48, 439009575), (50, 421449192), (60, 351207660), (72, 292673050), (75, 280966128), (80, 263405745), (86, 245028600), (90, 234138440), (100, 210724596), (120, 175603830), (129, 163352400), (144, 146336525), (150, 140483064), (172, 122514300), (180, 117069220), (197, 106966800), (200, 105362298), (215, 98011440), (225, 93655376), (240, 87801915), (258, 81676200), (300, 70241532), (344, 61257150), (360, 58534610), (387, 54450800), (394, 53483400), (400, 52681149), (430, 49005720), (450, 46827688), (516, 40838100), (591, 35655600), (600, 35120766), (645, 32670480), (688, 30628575), (691, 30495600), (720, 29267305), (774, 27225400), (788, 26741700), (860, 24502860), (900, 23413844), (985, 21393360), (1032, 20419050), (1075, 19602288), (1182, 17827800), (1200, 17560383), (1290, 16335240), (1382, 15247800), (1548, 13612700), (1576, 13370850), (1720, 12251430), (1773, 11885200), (1800, 11706922), (1935, 10890160), (1970, 10696680), (2064, 10209525), (2073, 10165200), (2150, 9801144), (2364, 8913900), (2580, 8167620), (2764, 7623900), (2955, 7131120), (3096, 6806350), (3152, 6685425), (3225, 6534096), (3440, 6125715), (3455, 6099120), (3546, 5942600), (3600, 5853461), (3870, 5445080), (3940, 5348340), (4146, 5082600), (4300, 4900572), (4728, 4456950), (4925, 4278672), (5160, 4083810), (5528, 3811950), (5910, 3565560), (6192, 3403175), (6219, 3388400), (6450, 3267048), (6910, 3049560), (7092, 2971300), (7740, 2722540), (7880, 2674170), (8292, 2541300), (8471, 2487600), (8600, 2450286), (8865, 2377040), (9456, 2228475), (9675, 2178032), (9850, 2139336), (10320, 2041905), (10365, 2033040), (11056, 1905975), (11820, 1782780), (12438, 1694200), (12900, 1633524), (13820, 1524780), (14184, 1485650), (14775, 1426224), (15480, 1361270), (15760, 1337085), (16584, 1270650), (16942, 1243800), (17200, 1225143), (17275, 1219824), (17730, 1188520), (19350, 1089016), (19700, 1069668), (20730, 1016520), (23640, 891390), (24876, 847100), (25413, 829200), (25800, 816762), (27640, 762390), (28368, 742825), (29550, 713112), (29713, 709200), (30960, 680635), (31095, 677680), (33168, 635325), (33884, 621900), (34550, 609912), (35460, 594260), (38700, 544508), (39400, 534834), (41460, 508260), (42355, 497520), (44325, 475408), (47280, 445695), (49752, 423550), (50826, 414600), (51600, 408381), (51825, 406608), (55280, 381195), (59100, 356556), (59426, 354600), (62190, 338840), (67768, 310950), (69100, 304956), (70920, 297130), (76239, 276400), (77400, 272254), (78800, 267417), (82920, 254130), (84710, 248760), (88650, 237704), (89139, 236400), (99504, 211775), (101652, 207300), (103650, 203304), (118200, 178278), (118852, 177300), (124380, 169420), (127065, 165840), (135536, 155475), (136127, 154800), (138200, 152478), (141840, 148565)]