31388059.000000000

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:738

約数の個数: 128

約数和(自身を含む): 323979264

約数和(自身を除く): 216234354

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 61, 65, 70, 78, 91, 105, 122, 130, 182, 183, 195, 210, 273, 305, 366, 390, 427, 455, 546, 610, 647, 793, 854, 910, 915, 1281, 1294, 1365, 1586, 1830, 1941, 2135, 2379, 2562, 2730, 3235, 3882, 3965, 4270, 4529, 4758, 5551, 6405, 6470, 7930, 8411, 9058, 9705, 11102, 11895, 12810, 13587, 16653, 16822, 19410, 22645, 23790, 25233, 27174, 27755, 33306, 39467, 42055, 45290, 50466, 55510, 58877, 67935, 78934, 83265, 84110, 117754, 118401, 126165, 135870, 166530, 176631, 197335, 236802, 252330, 276269, 294385, 353262, 394670, 513071, 552538, 588770, 592005, 828807, 883155, 1026142, 1184010, 1381345, 1539213, 1657614, 1766310, 2565355, 2762690, 3078426, 3591497, 4144035, 5130710, 7182994, 7696065, 8288070, 10774491, 15392130, 17957485, 21548982, 35914970, 53872455, 107744910]

約数ペア:

[(1, 107744910), (2, 53872455), (3, 35914970), (5, 21548982), (6, 17957485), (7, 15392130), (10, 10774491), (13, 8288070), (14, 7696065), (15, 7182994), (21, 5130710), (26, 4144035), (30, 3591497), (35, 3078426), (39, 2762690), (42, 2565355), (61, 1766310), (65, 1657614), (70, 1539213), (78, 1381345), (91, 1184010), (105, 1026142), (122, 883155), (130, 828807), (182, 592005), (183, 588770), (195, 552538), (210, 513071), (273, 394670), (305, 353262), (366, 294385), (390, 276269), (427, 252330), (455, 236802), (546, 197335), (610, 176631), (647, 166530), (793, 135870), (854, 126165), (910, 118401), (915, 117754), (1281, 84110), (1294, 83265), (1365, 78934), (1586, 67935), (1830, 58877), (1941, 55510), (2135, 50466), (2379, 45290), (2562, 42055), (2730, 39467), (3235, 33306), (3882, 27755), (3965, 27174), (4270, 25233), (4529, 23790), (4758, 22645), (5551, 19410), (6405, 16822), (6470, 16653), (7930, 13587), (8411, 12810), (9058, 11895), (9705, 11102)]