180676680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2857}}^1$

素因数の和:2919

約数の個数: 128

約数和(自身を含む): 592634880

約数和(自身を除く): 411958200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 465, 510, 527, 620, 680, 744, 930, 1020, 1054, 1240, 1581, 1860, 2040, 2108, 2635, 2857, 3162, 3720, 4216, 5270, 5714, 6324, 7905, 8571, 10540, 11428, 12648, 14285, 15810, 17142, 21080, 22856, 28570, 31620, 34284, 42855, 48569, 57140, 63240, 68568, 85710, 88567, 97138, 114280, 145707, 171420, 177134, 194276, 242845, 265701, 291414, 342840, 354268, 388552, 442835, 485690, 531402, 582828, 708536, 728535, 885670, 971380, 1062804, 1165656, 1328505, 1457070, 1505639, 1771340, 1942760, 2125608, 2657010, 2914140, 3011278, 3542680, 4516917, 5314020, 5828280, 6022556, 7528195, 9033834, 10628040, 12045112, 15056390, 18067668, 22584585, 30112780, 36135336, 45169170, 60225560, 90338340, 180676680]

約数ペア:

[(1, 180676680), (2, 90338340), (3, 60225560), (4, 45169170), (5, 36135336), (6, 30112780), (8, 22584585), (10, 18067668), (12, 15056390), (15, 12045112), (17, 10628040), (20, 9033834), (24, 7528195), (30, 6022556), (31, 5828280), (34, 5314020), (40, 4516917), (51, 3542680), (60, 3011278), (62, 2914140), (68, 2657010), (85, 2125608), (93, 1942760), (102, 1771340), (120, 1505639), (124, 1457070), (136, 1328505), (155, 1165656), (170, 1062804), (186, 971380), (204, 885670), (248, 728535), (255, 708536), (310, 582828), (340, 531402), (372, 485690), (408, 442835), (465, 388552), (510, 354268), (527, 342840), (620, 291414), (680, 265701), (744, 242845), (930, 194276), (1020, 177134), (1054, 171420), (1240, 145707), (1581, 114280), (1860, 97138), (2040, 88567), (2108, 85710), (2635, 68568), (2857, 63240), (3162, 57140), (3720, 48569), (4216, 42855), (5270, 34284), (5714, 31620), (6324, 28570), (7905, 22856), (8571, 21080), (10540, 17142), (11428, 15810), (12648, 14285)]