318589680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{32377}}^1$

素因数の和:32434

約数の個数: 80

約数和(自身を含む): 1011747744

約数和(自身を除く): 693158064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 9840, 32377, 64754, 97131, 129508, 161885, 194262, 259016, 323770, 388524, 485655, 518032, 647540, 777048, 971310, 1295080, 1327457, 1554096, 1942620, 2590160, 2654914, 3885240, 3982371, 5309828, 6637285, 7770480, 7964742, 10619656, 13274570, 15929484, 19911855, 21239312, 26549140, 31858968, 39823710, 53098280, 63717936, 79647420, 106196560, 159294840, 318589680]

約数ペア:

[(1, 318589680), (2, 159294840), (3, 106196560), (4, 79647420), (5, 63717936), (6, 53098280), (8, 39823710), (10, 31858968), (12, 26549140), (15, 21239312), (16, 19911855), (20, 15929484), (24, 13274570), (30, 10619656), (40, 7964742), (41, 7770480), (48, 6637285), (60, 5309828), (80, 3982371), (82, 3885240), (120, 2654914), (123, 2590160), (164, 1942620), (205, 1554096), (240, 1327457), (246, 1295080), (328, 971310), (410, 777048), (492, 647540), (615, 518032), (656, 485655), (820, 388524), (984, 323770), (1230, 259016), (1640, 194262), (1968, 161885), (2460, 129508), (3280, 97131), (4920, 64754), (9840, 32377)]