7421494920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{5281}}^1$

素因数の和:5548

約数の個数: 192

約数和(自身を含む): 26012793600

約数和(自身を除く): 18591298680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 239, 245, 280, 294, 392, 420, 478, 490, 588, 717, 735, 840, 956, 980, 1176, 1195, 1434, 1470, 1673, 1912, 1960, 2390, 2868, 2940, 3346, 3585, 4780, 5019, 5281, 5736, 5880, 6692, 7170, 8365, 9560, 10038, 10562, 11711, 13384, 14340, 15843, 16730, 20076, 21124, 23422, 25095, 26405, 28680, 31686, 33460, 35133, 36967, 40152, 42248, 46844, 50190, 52810, 58555, 63372, 66920, 70266, 73934, 79215, 93688, 100380, 105620, 110901, 117110, 126744, 140532, 147868, 158430, 175665, 184835, 200760, 211240, 221802, 234220, 258769, 281064, 295736, 316860, 351330, 369670, 443604, 468440, 517538, 554505, 633720, 702660, 739340, 776307, 887208, 1035076, 1109010, 1262159, 1293845, 1405320, 1478680, 1552614, 2070152, 2218020, 2524318, 2587690, 3105228, 3786477, 3881535, 4436040, 5048636, 5175380, 6210456, 6310795, 7572954, 7763070, 8835113, 10097272, 10350760, 12621590, 15145908, 15526140, 17670226, 18932385, 25243180, 26505339, 30291816, 31052280, 35340452, 37864770, 44175565, 50486360, 53010678, 61845791, 70680904, 75729540, 88351130, 106021356, 123691582, 132526695, 151459080, 176702260, 185537373, 212042712, 247383164, 265053390, 309228955, 353404520, 371074746, 494766328, 530106780, 618457910, 742149492, 927686865, 1060213560, 1236915820, 1484298984, 1855373730, 2473831640, 3710747460, 7421494920]

約数ペア:

[(1, 7421494920), (2, 3710747460), (3, 2473831640), (4, 1855373730), (5, 1484298984), (6, 1236915820), (7, 1060213560), (8, 927686865), (10, 742149492), (12, 618457910), (14, 530106780), (15, 494766328), (20, 371074746), (21, 353404520), (24, 309228955), (28, 265053390), (30, 247383164), (35, 212042712), (40, 185537373), (42, 176702260), (49, 151459080), (56, 132526695), (60, 123691582), (70, 106021356), (84, 88351130), (98, 75729540), (105, 70680904), (120, 61845791), (140, 53010678), (147, 50486360), (168, 44175565), (196, 37864770), (210, 35340452), (239, 31052280), (245, 30291816), (280, 26505339), (294, 25243180), (392, 18932385), (420, 17670226), (478, 15526140), (490, 15145908), (588, 12621590), (717, 10350760), (735, 10097272), (840, 8835113), (956, 7763070), (980, 7572954), (1176, 6310795), (1195, 6210456), (1434, 5175380), (1470, 5048636), (1673, 4436040), (1912, 3881535), (1960, 3786477), (2390, 3105228), (2868, 2587690), (2940, 2524318), (3346, 2218020), (3585, 2070152), (4780, 1552614), (5019, 1478680), (5281, 1405320), (5736, 1293845), (5880, 1262159), (6692, 1109010), (7170, 1035076), (8365, 887208), (9560, 776307), (10038, 739340), (10562, 702660), (11711, 633720), (13384, 554505), (14340, 517538), (15843, 468440), (16730, 443604), (20076, 369670), (21124, 351330), (23422, 316860), (25095, 295736), (26405, 281064), (28680, 258769), (31686, 234220), (33460, 221802), (35133, 211240), (36967, 200760), (40152, 184835), (42248, 175665), (46844, 158430), (50190, 147868), (52810, 140532), (58555, 126744), (63372, 117110), (66920, 110901), (70266, 105620), (73934, 100380), (79215, 93688)]