156916120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 398131200

約数和(自身を除く): 241215080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 79, 85, 92, 115, 127, 136, 158, 170, 184, 230, 254, 316, 340, 391, 395, 460, 508, 632, 635, 680, 782, 790, 920, 1016, 1270, 1343, 1564, 1580, 1817, 1955, 2159, 2540, 2686, 2921, 3128, 3160, 3634, 3910, 4318, 5080, 5372, 5842, 6715, 7268, 7820, 8636, 9085, 10033, 10744, 10795, 11684, 13430, 14536, 14605, 15640, 17272, 18170, 20066, 21590, 23368, 26860, 29210, 30889, 36340, 40132, 43180, 49657, 50165, 53720, 58420, 61778, 72680, 80264, 86360, 99314, 100330, 116840, 123556, 154445, 170561, 198628, 200660, 230759, 247112, 248285, 308890, 341122, 397256, 401320, 461518, 496570, 617780, 682244, 852805, 923036, 993140, 1153795, 1235560, 1364488, 1705610, 1846072, 1986280, 2307590, 3411220, 3922903, 4615180, 6822440, 7845806, 9230360, 15691612, 19614515, 31383224, 39229030, 78458060, 156916120]

約数ペア:

[(1, 156916120), (2, 78458060), (4, 39229030), (5, 31383224), (8, 19614515), (10, 15691612), (17, 9230360), (20, 7845806), (23, 6822440), (34, 4615180), (40, 3922903), (46, 3411220), (68, 2307590), (79, 1986280), (85, 1846072), (92, 1705610), (115, 1364488), (127, 1235560), (136, 1153795), (158, 993140), (170, 923036), (184, 852805), (230, 682244), (254, 617780), (316, 496570), (340, 461518), (391, 401320), (395, 397256), (460, 341122), (508, 308890), (632, 248285), (635, 247112), (680, 230759), (782, 200660), (790, 198628), (920, 170561), (1016, 154445), (1270, 123556), (1343, 116840), (1564, 100330), (1580, 99314), (1817, 86360), (1955, 80264), (2159, 72680), (2540, 61778), (2686, 58420), (2921, 53720), (3128, 50165), (3160, 49657), (3634, 43180), (3910, 40132), (4318, 36340), (5080, 30889), (5372, 29210), (5842, 26860), (6715, 23368), (7268, 21590), (7820, 20066), (8636, 18170), (9085, 17272), (10033, 15640), (10744, 14605), (10795, 14536), (11684, 13430)]