388384360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{106699}}^1$

素因数の和:106730

約数の個数: 64

約数和(自身を含む): 1075536000

約数和(自身を除く): 687151640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 106699, 213398, 426796, 533495, 746893, 853592, 1066990, 1387087, 1493786, 2133980, 2774174, 2987572, 3734465, 4267960, 5548348, 5975144, 6935435, 7468930, 9709609, 11096696, 13870870, 14937860, 19419218, 27741740, 29875720, 38838436, 48548045, 55483480, 77676872, 97096090, 194192180, 388384360]

約数ペア:

[(1, 388384360), (2, 194192180), (4, 97096090), (5, 77676872), (7, 55483480), (8, 48548045), (10, 38838436), (13, 29875720), (14, 27741740), (20, 19419218), (26, 14937860), (28, 13870870), (35, 11096696), (40, 9709609), (52, 7468930), (56, 6935435), (65, 5975144), (70, 5548348), (91, 4267960), (104, 3734465), (130, 2987572), (140, 2774174), (182, 2133980), (260, 1493786), (280, 1387087), (364, 1066990), (455, 853592), (520, 746893), (728, 533495), (910, 426796), (1820, 213398), (3640, 106699)]