156919880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 387374400

約数和(自身を除く): 230454520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 139, 167, 169, 260, 278, 334, 338, 520, 556, 668, 676, 695, 835, 845, 1112, 1336, 1352, 1390, 1670, 1690, 1807, 2171, 2780, 3340, 3380, 3614, 4342, 5560, 6680, 6760, 7228, 8684, 9035, 10855, 14456, 17368, 18070, 21710, 23213, 23491, 28223, 36140, 43420, 46426, 46982, 56446, 72280, 86840, 92852, 93964, 112892, 116065, 117455, 141115, 185704, 187928, 225784, 232130, 234910, 282230, 301769, 464260, 469820, 564460, 603538, 928520, 939640, 1128920, 1207076, 1508845, 2414152, 3017690, 3922997, 6035380, 7845994, 12070760, 15691988, 19614985, 31383976, 39229970, 78459940, 156919880]

約数ペア:

[(1, 156919880), (2, 78459940), (4, 39229970), (5, 31383976), (8, 19614985), (10, 15691988), (13, 12070760), (20, 7845994), (26, 6035380), (40, 3922997), (52, 3017690), (65, 2414152), (104, 1508845), (130, 1207076), (139, 1128920), (167, 939640), (169, 928520), (260, 603538), (278, 564460), (334, 469820), (338, 464260), (520, 301769), (556, 282230), (668, 234910), (676, 232130), (695, 225784), (835, 187928), (845, 185704), (1112, 141115), (1336, 117455), (1352, 116065), (1390, 112892), (1670, 93964), (1690, 92852), (1807, 86840), (2171, 72280), (2780, 56446), (3340, 46982), (3380, 46426), (3614, 43420), (4342, 36140), (5560, 28223), (6680, 23491), (6760, 23213), (7228, 21710), (8684, 18070), (9035, 17368), (10855, 14456)]