128229660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54799}}^1$

素因数の和:54827

約数の個数: 72

約数和(自身を含む): 418891200

約数和(自身を除く): 290661540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 54799, 109598, 164397, 219196, 273995, 328794, 493191, 547990, 657588, 712387, 821985, 986382, 1095980, 1424774, 1643970, 1972764, 2137161, 2465955, 2849548, 3287940, 3561935, 4274322, 4931910, 6411483, 7123870, 8548644, 9863820, 10685805, 12822966, 14247740, 21371610, 25645932, 32057415, 42743220, 64114830, 128229660]

約数ペア:

[(1, 128229660), (2, 64114830), (3, 42743220), (4, 32057415), (5, 25645932), (6, 21371610), (9, 14247740), (10, 12822966), (12, 10685805), (13, 9863820), (15, 8548644), (18, 7123870), (20, 6411483), (26, 4931910), (30, 4274322), (36, 3561935), (39, 3287940), (45, 2849548), (52, 2465955), (60, 2137161), (65, 1972764), (78, 1643970), (90, 1424774), (117, 1095980), (130, 986382), (156, 821985), (180, 712387), (195, 657588), (234, 547990), (260, 493191), (390, 328794), (468, 273995), (585, 219196), (780, 164397), (1170, 109598), (2340, 54799)]