401975700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2423}}^1$

素因数の和:2526

約数の個数: 144

約数和(自身を含む): 1346580480

約数和(自身を除く): 944604780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 79, 84, 100, 105, 140, 150, 158, 175, 210, 237, 300, 316, 350, 395, 420, 474, 525, 553, 700, 790, 948, 1050, 1106, 1185, 1580, 1659, 1975, 2100, 2212, 2370, 2423, 2765, 3318, 3950, 4740, 4846, 5530, 5925, 6636, 7269, 7900, 8295, 9692, 11060, 11850, 12115, 13825, 14538, 16590, 16961, 23700, 24230, 27650, 29076, 33180, 33922, 36345, 41475, 48460, 50883, 55300, 60575, 67844, 72690, 82950, 84805, 101766, 121150, 145380, 165900, 169610, 181725, 191417, 203532, 242300, 254415, 339220, 363450, 382834, 424025, 508830, 574251, 726900, 765668, 848050, 957085, 1017660, 1148502, 1272075, 1339919, 1696100, 1914170, 2297004, 2544150, 2679838, 2871255, 3828340, 4019757, 4785425, 5088300, 5359676, 5742510, 6699595, 8039514, 9570850, 11485020, 13399190, 14356275, 16079028, 19141700, 20098785, 26798380, 28712550, 33497975, 40197570, 57425100, 66995950, 80395140, 100493925, 133991900, 200987850, 401975700]

約数ペア:

[(1, 401975700), (2, 200987850), (3, 133991900), (4, 100493925), (5, 80395140), (6, 66995950), (7, 57425100), (10, 40197570), (12, 33497975), (14, 28712550), (15, 26798380), (20, 20098785), (21, 19141700), (25, 16079028), (28, 14356275), (30, 13399190), (35, 11485020), (42, 9570850), (50, 8039514), (60, 6699595), (70, 5742510), (75, 5359676), (79, 5088300), (84, 4785425), (100, 4019757), (105, 3828340), (140, 2871255), (150, 2679838), (158, 2544150), (175, 2297004), (210, 1914170), (237, 1696100), (300, 1339919), (316, 1272075), (350, 1148502), (395, 1017660), (420, 957085), (474, 848050), (525, 765668), (553, 726900), (700, 574251), (790, 508830), (948, 424025), (1050, 382834), (1106, 363450), (1185, 339220), (1580, 254415), (1659, 242300), (1975, 203532), (2100, 191417), (2212, 181725), (2370, 169610), (2423, 165900), (2765, 145380), (3318, 121150), (3950, 101766), (4740, 84805), (4846, 82950), (5530, 72690), (5925, 67844), (6636, 60575), (7269, 55300), (7900, 50883), (8295, 48460), (9692, 41475), (11060, 36345), (11850, 33922), (12115, 33180), (13825, 29076), (14538, 27650), (16590, 24230), (16961, 23700)]