320975460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15241}}^1$

素因数の和:15275

約数の個数: 120

約数和(自身を含む): 1084437816

約数和(自身を除く): 763462356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 260, 270, 324, 351, 390, 405, 468, 540, 585, 702, 780, 810, 1053, 1170, 1404, 1620, 1755, 2106, 2340, 3510, 4212, 5265, 7020, 10530, 15241, 21060, 30482, 45723, 60964, 76205, 91446, 137169, 152410, 182892, 198133, 228615, 274338, 304820, 396266, 411507, 457230, 548676, 594399, 685845, 792532, 823014, 914460, 990665, 1188798, 1234521, 1371690, 1646028, 1783197, 1981330, 2057535, 2377596, 2469042, 2743380, 2971995, 3566394, 3962660, 4115070, 4938084, 5349591, 5943990, 6172605, 7132788, 8230140, 8915985, 10699182, 11887980, 12345210, 16048773, 17831970, 21398364, 24690420, 26747955, 32097546, 35663940, 53495910, 64195092, 80243865, 106991820, 160487730, 320975460]

約数ペア:

[(1, 320975460), (2, 160487730), (3, 106991820), (4, 80243865), (5, 64195092), (6, 53495910), (9, 35663940), (10, 32097546), (12, 26747955), (13, 24690420), (15, 21398364), (18, 17831970), (20, 16048773), (26, 12345210), (27, 11887980), (30, 10699182), (36, 8915985), (39, 8230140), (45, 7132788), (52, 6172605), (54, 5943990), (60, 5349591), (65, 4938084), (78, 4115070), (81, 3962660), (90, 3566394), (108, 2971995), (117, 2743380), (130, 2469042), (135, 2377596), (156, 2057535), (162, 1981330), (180, 1783197), (195, 1646028), (234, 1371690), (260, 1234521), (270, 1188798), (324, 990665), (351, 914460), (390, 823014), (405, 792532), (468, 685845), (540, 594399), (585, 548676), (702, 457230), (780, 411507), (810, 396266), (1053, 304820), (1170, 274338), (1404, 228615), (1620, 198133), (1755, 182892), (2106, 152410), (2340, 137169), (3510, 91446), (4212, 76205), (5265, 60964), (7020, 45723), (10530, 30482), (15241, 21060)]