202119960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3389}}^1$

素因数の和:3481

約数の個数: 128

約数和(自身を含む): 702950400

約数和(自身を除く): 500830440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 994, 1065, 1420, 1491, 1704, 1988, 2130, 2485, 2840, 2982, 3389, 3976, 4260, 4970, 5964, 6778, 7455, 8520, 9940, 10167, 11928, 13556, 14910, 16945, 19880, 20334, 23723, 27112, 29820, 33890, 40668, 47446, 50835, 59640, 67780, 71169, 81336, 94892, 101670, 118615, 135560, 142338, 189784, 203340, 237230, 240619, 284676, 355845, 406680, 474460, 481238, 569352, 711690, 721857, 948920, 962476, 1203095, 1423380, 1443714, 1684333, 1924952, 2406190, 2846760, 2887428, 3368666, 3609285, 4812380, 5052999, 5774856, 6737332, 7218570, 8421665, 9624760, 10105998, 13474664, 14437140, 16843330, 20211996, 25264995, 28874280, 33686660, 40423992, 50529990, 67373320, 101059980, 202119960]

約数ペア:

[(1, 202119960), (2, 101059980), (3, 67373320), (4, 50529990), (5, 40423992), (6, 33686660), (7, 28874280), (8, 25264995), (10, 20211996), (12, 16843330), (14, 14437140), (15, 13474664), (20, 10105998), (21, 9624760), (24, 8421665), (28, 7218570), (30, 6737332), (35, 5774856), (40, 5052999), (42, 4812380), (56, 3609285), (60, 3368666), (70, 2887428), (71, 2846760), (84, 2406190), (105, 1924952), (120, 1684333), (140, 1443714), (142, 1423380), (168, 1203095), (210, 962476), (213, 948920), (280, 721857), (284, 711690), (355, 569352), (420, 481238), (426, 474460), (497, 406680), (568, 355845), (710, 284676), (840, 240619), (852, 237230), (994, 203340), (1065, 189784), (1420, 142338), (1491, 135560), (1704, 118615), (1988, 101670), (2130, 94892), (2485, 81336), (2840, 71169), (2982, 67780), (3389, 59640), (3976, 50835), (4260, 47446), (4970, 40668), (5964, 33890), (6778, 29820), (7455, 27112), (8520, 23723), (9940, 20334), (10167, 19880), (11928, 16945), (13556, 14910)]