8981010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:113

約数の個数: 128

約数和(自身を含む): 26265600

約数和(自身を除く): 17284590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 31, 37, 45, 54, 58, 62, 74, 87, 90, 93, 111, 135, 145, 155, 174, 185, 186, 222, 261, 270, 279, 290, 310, 333, 370, 435, 465, 522, 555, 558, 666, 783, 837, 870, 899, 930, 999, 1073, 1110, 1147, 1305, 1395, 1566, 1665, 1674, 1798, 1998, 2146, 2294, 2610, 2697, 2790, 3219, 3330, 3441, 3915, 4185, 4495, 4995, 5365, 5394, 5735, 6438, 6882, 7830, 8091, 8370, 8990, 9657, 9990, 10323, 10730, 11470, 13485, 16095, 16182, 17205, 19314, 20646, 24273, 26970, 28971, 30969, 32190, 33263, 34410, 40455, 48285, 48546, 51615, 57942, 61938, 66526, 80910, 96570, 99789, 103230, 121365, 144855, 154845, 166315, 199578, 242730, 289710, 299367, 309690, 332630, 498945, 598734, 898101, 997890, 1496835, 1796202, 2993670, 4490505, 8981010]

約数ペア:

[(1, 8981010), (2, 4490505), (3, 2993670), (5, 1796202), (6, 1496835), (9, 997890), (10, 898101), (15, 598734), (18, 498945), (27, 332630), (29, 309690), (30, 299367), (31, 289710), (37, 242730), (45, 199578), (54, 166315), (58, 154845), (62, 144855), (74, 121365), (87, 103230), (90, 99789), (93, 96570), (111, 80910), (135, 66526), (145, 61938), (155, 57942), (174, 51615), (185, 48546), (186, 48285), (222, 40455), (261, 34410), (270, 33263), (279, 32190), (290, 30969), (310, 28971), (333, 26970), (370, 24273), (435, 20646), (465, 19314), (522, 17205), (555, 16182), (558, 16095), (666, 13485), (783, 11470), (837, 10730), (870, 10323), (899, 9990), (930, 9657), (999, 8990), (1073, 8370), (1110, 8091), (1147, 7830), (1305, 6882), (1395, 6438), (1566, 5735), (1665, 5394), (1674, 5365), (1798, 4995), (1998, 4495), (2146, 4185), (2294, 3915), (2610, 3441), (2697, 3330), (2790, 3219)]