8687505720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101537}}^1$

素因数の和:101605

約数の個数: 128

約数和(自身を含む): 28073226240

約数和(自身を除く): 19385720520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 248, 276, 310, 345, 372, 460, 465, 552, 620, 690, 713, 744, 920, 930, 1240, 1380, 1426, 1860, 2139, 2760, 2852, 3565, 3720, 4278, 5704, 7130, 8556, 10695, 14260, 17112, 21390, 28520, 42780, 85560, 101537, 203074, 304611, 406148, 507685, 609222, 812296, 1015370, 1218444, 1523055, 2030740, 2335351, 2436888, 3046110, 3147647, 4061480, 4670702, 6092220, 6295294, 7006053, 9341404, 9442941, 11676755, 12184440, 12590588, 14012106, 15738235, 18682808, 18885882, 23353510, 25181176, 28024212, 31476470, 35030265, 37771764, 46707020, 47214705, 56048424, 62952940, 70060530, 72395881, 75543528, 93414040, 94429410, 125905880, 140121060, 144791762, 188858820, 217187643, 280242120, 289583524, 361979405, 377717640, 434375286, 579167048, 723958810, 868750572, 1085938215, 1447917620, 1737501144, 2171876430, 2895835240, 4343752860, 8687505720]

約数ペア:

[(1, 8687505720), (2, 4343752860), (3, 2895835240), (4, 2171876430), (5, 1737501144), (6, 1447917620), (8, 1085938215), (10, 868750572), (12, 723958810), (15, 579167048), (20, 434375286), (23, 377717640), (24, 361979405), (30, 289583524), (31, 280242120), (40, 217187643), (46, 188858820), (60, 144791762), (62, 140121060), (69, 125905880), (92, 94429410), (93, 93414040), (115, 75543528), (120, 72395881), (124, 70060530), (138, 62952940), (155, 56048424), (184, 47214705), (186, 46707020), (230, 37771764), (248, 35030265), (276, 31476470), (310, 28024212), (345, 25181176), (372, 23353510), (460, 18885882), (465, 18682808), (552, 15738235), (620, 14012106), (690, 12590588), (713, 12184440), (744, 11676755), (920, 9442941), (930, 9341404), (1240, 7006053), (1380, 6295294), (1426, 6092220), (1860, 4670702), (2139, 4061480), (2760, 3147647), (2852, 3046110), (3565, 2436888), (3720, 2335351), (4278, 2030740), (5704, 1523055), (7130, 1218444), (8556, 1015370), (10695, 812296), (14260, 609222), (17112, 507685), (21390, 406148), (28520, 304611), (42780, 203074), (85560, 101537)]