90700960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:555

約数の個数: 144

約数和(自身を含む): 260620416

約数和(自身を除く): 169919456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 322, 368, 392, 460, 490, 503, 560, 644, 736, 784, 805, 920, 980, 1006, 1120, 1127, 1288, 1568, 1610, 1840, 1960, 2012, 2254, 2515, 2576, 3220, 3521, 3680, 3920, 4024, 4508, 5030, 5152, 5635, 6440, 7042, 7840, 8048, 9016, 10060, 11270, 11569, 12880, 14084, 16096, 17605, 18032, 20120, 22540, 23138, 24647, 25760, 28168, 35210, 36064, 40240, 45080, 46276, 49294, 56336, 57845, 70420, 80480, 80983, 90160, 92552, 98588, 112672, 115690, 123235, 140840, 161966, 180320, 185104, 197176, 231380, 246470, 281680, 323932, 370208, 394352, 404915, 462760, 492940, 563360, 566881, 647864, 788704, 809830, 925520, 985880, 1133762, 1295728, 1619660, 1851040, 1971760, 2267524, 2591456, 2834405, 3239320, 3943520, 4535048, 5668810, 6478640, 9070096, 11337620, 12957280, 18140192, 22675240, 45350480, 90700960]

約数ペア:

[(1, 90700960), (2, 45350480), (4, 22675240), (5, 18140192), (7, 12957280), (8, 11337620), (10, 9070096), (14, 6478640), (16, 5668810), (20, 4535048), (23, 3943520), (28, 3239320), (32, 2834405), (35, 2591456), (40, 2267524), (46, 1971760), (49, 1851040), (56, 1619660), (70, 1295728), (80, 1133762), (92, 985880), (98, 925520), (112, 809830), (115, 788704), (140, 647864), (160, 566881), (161, 563360), (184, 492940), (196, 462760), (224, 404915), (230, 394352), (245, 370208), (280, 323932), (322, 281680), (368, 246470), (392, 231380), (460, 197176), (490, 185104), (503, 180320), (560, 161966), (644, 140840), (736, 123235), (784, 115690), (805, 112672), (920, 98588), (980, 92552), (1006, 90160), (1120, 80983), (1127, 80480), (1288, 70420), (1568, 57845), (1610, 56336), (1840, 49294), (1960, 46276), (2012, 45080), (2254, 40240), (2515, 36064), (2576, 35210), (3220, 28168), (3521, 25760), (3680, 24647), (3920, 23138), (4024, 22540), (4508, 20120), (5030, 18032), (5152, 17605), (5635, 16096), (6440, 14084), (7042, 12880), (7840, 11569), (8048, 11270), (9016, 10060)]