249948040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^2$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 617068800

約数和(自身を除く): 367120760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 103, 124, 152, 155, 190, 206, 248, 310, 380, 412, 515, 589, 620, 760, 824, 1030, 1178, 1240, 1957, 2060, 2356, 2945, 3193, 3914, 4120, 4712, 5890, 6386, 7828, 9785, 10609, 11780, 12772, 15656, 15965, 19570, 21218, 23560, 25544, 31930, 39140, 42436, 53045, 60667, 63860, 78280, 84872, 106090, 121334, 127720, 201571, 212180, 242668, 303335, 328879, 403142, 424360, 485336, 606670, 657758, 806284, 1007855, 1213340, 1315516, 1612568, 1644395, 2015710, 2426680, 2631032, 3288790, 4031420, 6248701, 6577580, 8062840, 12497402, 13155160, 24994804, 31243505, 49989608, 62487010, 124974020, 249948040]

約数ペア:

[(1, 249948040), (2, 124974020), (4, 62487010), (5, 49989608), (8, 31243505), (10, 24994804), (19, 13155160), (20, 12497402), (31, 8062840), (38, 6577580), (40, 6248701), (62, 4031420), (76, 3288790), (95, 2631032), (103, 2426680), (124, 2015710), (152, 1644395), (155, 1612568), (190, 1315516), (206, 1213340), (248, 1007855), (310, 806284), (380, 657758), (412, 606670), (515, 485336), (589, 424360), (620, 403142), (760, 328879), (824, 303335), (1030, 242668), (1178, 212180), (1240, 201571), (1957, 127720), (2060, 121334), (2356, 106090), (2945, 84872), (3193, 78280), (3914, 63860), (4120, 60667), (4712, 53045), (5890, 42436), (6386, 39140), (7828, 31930), (9785, 25544), (10609, 23560), (11780, 21218), (12772, 19570), (15656, 15965)]