268712960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1693}}^1$

素因数の和:1749

約数の個数: 88

約数和(自身を含む): 665782656

約数和(自身を除く): 397069696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1693, 1984, 2480, 2560, 3386, 3968, 4960, 5120, 6772, 7936, 8465, 9920, 13544, 15872, 16930, 19840, 27088, 31744, 33860, 39680, 52483, 54176, 67720, 79360, 104966, 108352, 135440, 158720, 209932, 216704, 262415, 270880, 419864, 433408, 524830, 541760, 839728, 866816, 1049660, 1083520, 1679456, 1733632, 2099320, 2167040, 3358912, 4198640, 4334080, 6717824, 8397280, 8668160, 13435648, 16794560, 26871296, 33589120, 53742592, 67178240, 134356480, 268712960]

約数ペア:

[(1, 268712960), (2, 134356480), (4, 67178240), (5, 53742592), (8, 33589120), (10, 26871296), (16, 16794560), (20, 13435648), (31, 8668160), (32, 8397280), (40, 6717824), (62, 4334080), (64, 4198640), (80, 3358912), (124, 2167040), (128, 2099320), (155, 1733632), (160, 1679456), (248, 1083520), (256, 1049660), (310, 866816), (320, 839728), (496, 541760), (512, 524830), (620, 433408), (640, 419864), (992, 270880), (1024, 262415), (1240, 216704), (1280, 209932), (1693, 158720), (1984, 135440), (2480, 108352), (2560, 104966), (3386, 79360), (3968, 67720), (4960, 54176), (5120, 52483), (6772, 39680), (7936, 33860), (8465, 31744), (9920, 27088), (13544, 19840), (15872, 16930)]