12640428160

素因数分解:

$2^7\times 5^1\times {\mathrm{47}}^2\times {\mathrm{8941}}^1$

素因数の和:9054

約数の個数: 96

約数和(自身を含む): 30878603820

約数和(自身を除く): 18238175660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 320, 376, 470, 640, 752, 940, 1504, 1880, 2209, 3008, 3760, 4418, 6016, 7520, 8836, 8941, 11045, 15040, 17672, 17882, 22090, 30080, 35344, 35764, 44180, 44705, 70688, 71528, 88360, 89410, 141376, 143056, 176720, 178820, 282752, 286112, 353440, 357640, 420227, 572224, 706880, 715280, 840454, 1144448, 1413760, 1430560, 1680908, 2101135, 2861120, 3361816, 4202270, 5722240, 6723632, 8404540, 13447264, 16809080, 19750669, 26894528, 33618160, 39501338, 53789056, 67236320, 79002676, 98753345, 134472640, 158005352, 197506690, 268945280, 316010704, 395013380, 632021408, 790026760, 1264042816, 1580053520, 2528085632, 3160107040, 6320214080, 12640428160]

約数ペア:

[(1, 12640428160), (2, 6320214080), (4, 3160107040), (5, 2528085632), (8, 1580053520), (10, 1264042816), (16, 790026760), (20, 632021408), (32, 395013380), (40, 316010704), (47, 268945280), (64, 197506690), (80, 158005352), (94, 134472640), (128, 98753345), (160, 79002676), (188, 67236320), (235, 53789056), (320, 39501338), (376, 33618160), (470, 26894528), (640, 19750669), (752, 16809080), (940, 13447264), (1504, 8404540), (1880, 6723632), (2209, 5722240), (3008, 4202270), (3760, 3361816), (4418, 2861120), (6016, 2101135), (7520, 1680908), (8836, 1430560), (8941, 1413760), (11045, 1144448), (15040, 840454), (17672, 715280), (17882, 706880), (22090, 572224), (30080, 420227), (35344, 357640), (35764, 353440), (44180, 286112), (44705, 282752), (70688, 178820), (71528, 176720), (88360, 143056), (89410, 141376)]