256459320

素因数分解:

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

素因数の和:54829

約数の個数: 96

約数和(自身を含む): 897624000

約数和(自身を除く): 641164680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 54799, 109598, 164397, 219196, 273995, 328794, 438392, 493191, 547990, 657588, 712387, 821985, 986382, 1095980, 1315176, 1424774, 1643970, 1972764, 2137161, 2191960, 2465955, 2849548, 3287940, 3561935, 3945528, 4274322, 4931910, 5699096, 6411483, 6575880, 7123870, 8548644, 9863820, 10685805, 12822966, 14247740, 17097288, 19727640, 21371610, 25645932, 28495480, 32057415, 42743220, 51291864, 64114830, 85486440, 128229660, 256459320]

約数ペア:

[(1, 256459320), (2, 128229660), (3, 85486440), (4, 64114830), (5, 51291864), (6, 42743220), (8, 32057415), (9, 28495480), (10, 25645932), (12, 21371610), (13, 19727640), (15, 17097288), (18, 14247740), (20, 12822966), (24, 10685805), (26, 9863820), (30, 8548644), (36, 7123870), (39, 6575880), (40, 6411483), (45, 5699096), (52, 4931910), (60, 4274322), (65, 3945528), (72, 3561935), (78, 3287940), (90, 2849548), (104, 2465955), (117, 2191960), (120, 2137161), (130, 1972764), (156, 1643970), (180, 1424774), (195, 1315176), (234, 1095980), (260, 986382), (312, 821985), (360, 712387), (390, 657588), (468, 547990), (520, 493191), (585, 438392), (780, 328794), (936, 273995), (1170, 219196), (1560, 164397), (2340, 109598), (4680, 54799)]