498177160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:351

約数の個数: 128

約数和(自身を含む): 1247500800

約数和(自身を除く): 749323640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 79, 104, 130, 134, 158, 181, 260, 268, 316, 335, 362, 395, 520, 536, 632, 670, 724, 790, 871, 905, 1027, 1340, 1448, 1580, 1742, 1810, 2054, 2353, 2680, 3160, 3484, 3620, 4108, 4355, 4706, 5135, 5293, 6968, 7240, 8216, 8710, 9412, 10270, 10586, 11765, 12127, 14299, 17420, 18824, 20540, 21172, 23530, 24254, 26465, 28598, 34840, 41080, 42344, 47060, 48508, 52930, 57196, 60635, 68809, 71495, 94120, 97016, 105860, 114392, 121270, 137618, 142990, 157651, 185887, 211720, 242540, 275236, 285980, 315302, 344045, 371774, 485080, 550472, 571960, 630604, 688090, 743548, 788255, 929435, 958033, 1261208, 1376180, 1487096, 1576510, 1858870, 1916066, 2752360, 3153020, 3717740, 3832132, 4790165, 6306040, 7435480, 7664264, 9580330, 12454429, 19160660, 24908858, 38321320, 49817716, 62272145, 99635432, 124544290, 249088580, 498177160]

約数ペア:

[(1, 498177160), (2, 249088580), (4, 124544290), (5, 99635432), (8, 62272145), (10, 49817716), (13, 38321320), (20, 24908858), (26, 19160660), (40, 12454429), (52, 9580330), (65, 7664264), (67, 7435480), (79, 6306040), (104, 4790165), (130, 3832132), (134, 3717740), (158, 3153020), (181, 2752360), (260, 1916066), (268, 1858870), (316, 1576510), (335, 1487096), (362, 1376180), (395, 1261208), (520, 958033), (536, 929435), (632, 788255), (670, 743548), (724, 688090), (790, 630604), (871, 571960), (905, 550472), (1027, 485080), (1340, 371774), (1448, 344045), (1580, 315302), (1742, 285980), (1810, 275236), (2054, 242540), (2353, 211720), (2680, 185887), (3160, 157651), (3484, 142990), (3620, 137618), (4108, 121270), (4355, 114392), (4706, 105860), (5135, 97016), (5293, 94120), (6968, 71495), (7240, 68809), (8216, 60635), (8710, 57196), (9412, 52930), (10270, 48508), (10586, 47060), (11765, 42344), (12127, 41080), (14299, 34840), (17420, 28598), (18824, 26465), (20540, 24254), (21172, 23530)]