402238480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{3221}}^1$

素因数の和:3464

約数の個数: 80

約数和(自身を含む): 1073931264

約数和(自身を除く): 671692784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 223, 280, 446, 560, 892, 1115, 1561, 1784, 2230, 3122, 3221, 3568, 4460, 6244, 6442, 7805, 8920, 12488, 12884, 15610, 16105, 17840, 22547, 24976, 25768, 31220, 32210, 45094, 51536, 62440, 64420, 90188, 112735, 124880, 128840, 180376, 225470, 257680, 360752, 450940, 718283, 901880, 1436566, 1803760, 2873132, 3591415, 5027981, 5746264, 7182830, 10055962, 11492528, 14365660, 20111924, 25139905, 28731320, 40223848, 50279810, 57462640, 80447696, 100559620, 201119240, 402238480]

約数ペア:

[(1, 402238480), (2, 201119240), (4, 100559620), (5, 80447696), (7, 57462640), (8, 50279810), (10, 40223848), (14, 28731320), (16, 25139905), (20, 20111924), (28, 14365660), (35, 11492528), (40, 10055962), (56, 7182830), (70, 5746264), (80, 5027981), (112, 3591415), (140, 2873132), (223, 1803760), (280, 1436566), (446, 901880), (560, 718283), (892, 450940), (1115, 360752), (1561, 257680), (1784, 225470), (2230, 180376), (3122, 128840), (3221, 124880), (3568, 112735), (4460, 90188), (6244, 64420), (6442, 62440), (7805, 51536), (8920, 45094), (12488, 32210), (12884, 31220), (15610, 25768), (16105, 24976), (17840, 22547)]