1277015280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{72889}}^1$

素因数の和:72978

約数の個数: 80

約数和(自身を含む): 4013031840

約数和(自身を除く): 2736016560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 73, 80, 120, 146, 219, 240, 292, 365, 438, 584, 730, 876, 1095, 1168, 1460, 1752, 2190, 2920, 3504, 4380, 5840, 8760, 17520, 72889, 145778, 218667, 291556, 364445, 437334, 583112, 728890, 874668, 1093335, 1166224, 1457780, 1749336, 2186670, 2915560, 3498672, 4373340, 5320897, 5831120, 8746680, 10641794, 15962691, 17493360, 21283588, 26604485, 31925382, 42567176, 53208970, 63850764, 79813455, 85134352, 106417940, 127701528, 159626910, 212835880, 255403056, 319253820, 425671760, 638507640, 1277015280]

約数ペア:

[(1, 1277015280), (2, 638507640), (3, 425671760), (4, 319253820), (5, 255403056), (6, 212835880), (8, 159626910), (10, 127701528), (12, 106417940), (15, 85134352), (16, 79813455), (20, 63850764), (24, 53208970), (30, 42567176), (40, 31925382), (48, 26604485), (60, 21283588), (73, 17493360), (80, 15962691), (120, 10641794), (146, 8746680), (219, 5831120), (240, 5320897), (292, 4373340), (365, 3498672), (438, 2915560), (584, 2186670), (730, 1749336), (876, 1457780), (1095, 1166224), (1168, 1093335), (1460, 874668), (1752, 728890), (2190, 583112), (2920, 437334), (3504, 364445), (4380, 291556), (5840, 218667), (8760, 145778), (17520, 72889)]