351187840

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^2\times {\mathrm{571}}^1$

素因数の和:652

約数の個数: 96

約数和(自身を含む): 869033880

約数和(自身を除く): 517846040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 571, 620, 640, 961, 992, 1142, 1240, 1922, 1984, 2284, 2480, 2855, 3844, 3968, 4568, 4805, 4960, 5710, 7688, 9136, 9610, 9920, 11420, 15376, 17701, 18272, 19220, 19840, 22840, 30752, 35402, 36544, 38440, 45680, 61504, 70804, 73088, 76880, 88505, 91360, 123008, 141608, 153760, 177010, 182720, 283216, 307520, 354020, 365440, 548731, 566432, 615040, 708040, 1097462, 1132864, 1416080, 2194924, 2265728, 2743655, 2832160, 4389848, 5487310, 5664320, 8779696, 10974620, 11328640, 17559392, 21949240, 35118784, 43898480, 70237568, 87796960, 175593920, 351187840]

約数ペア:

[(1, 351187840), (2, 175593920), (4, 87796960), (5, 70237568), (8, 43898480), (10, 35118784), (16, 21949240), (20, 17559392), (31, 11328640), (32, 10974620), (40, 8779696), (62, 5664320), (64, 5487310), (80, 4389848), (124, 2832160), (128, 2743655), (155, 2265728), (160, 2194924), (248, 1416080), (310, 1132864), (320, 1097462), (496, 708040), (571, 615040), (620, 566432), (640, 548731), (961, 365440), (992, 354020), (1142, 307520), (1240, 283216), (1922, 182720), (1984, 177010), (2284, 153760), (2480, 141608), (2855, 123008), (3844, 91360), (3968, 88505), (4568, 76880), (4805, 73088), (4960, 70804), (5710, 61504), (7688, 45680), (9136, 38440), (9610, 36544), (9920, 35402), (11420, 30752), (15376, 22840), (17701, 19840), (18272, 19220)]