20643527171880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{719}}^1\times {\mathrm{26584669}}^1$

素因数の和:26585408

約数の個数: 128

約数和(自身を含む): 68907464640000

約数和(自身を除く): 48263937468120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 719, 1080, 1438, 2157, 2876, 3595, 4314, 5752, 6471, 7190, 8628, 10785, 12942, 14380, 17256, 19413, 21570, 25884, 28760, 32355, 38826, 43140, 51768, 64710, 77652, 86280, 97065, 129420, 155304, 194130, 258840, 388260, 776520, 26584669, 53169338, 79754007, 106338676, 132923345, 159508014, 212677352, 239262021, 265846690, 319016028, 398770035, 478524042, 531693380, 638032056, 717786063, 797540070, 957048084, 1063386760, 1196310105, 1435572126, 1595080140, 1914096168, 2392620210, 2871144252, 3190160280, 3588930315, 4785240420, 5742288504, 7177860630, 9570480840, 14355721260, 19114377011, 28711442520, 38228754022, 57343131033, 76457508044, 95571885055, 114686262066, 152915016088, 172029393099, 191143770110, 229372524132, 286715655165, 344058786198, 382287540220, 458745048264, 516088179297, 573431310330, 688117572396, 764575080440, 860146965495, 1032176358594, 1146862620660, 1376235144792, 1720293930990, 2064352717188, 2293725241320, 2580440896485, 3440587861980, 4128705434376, 5160881792970, 6881175723960, 10321763585940, 20643527171880]

約数ペア:

[(1, 20643527171880), (2, 10321763585940), (3, 6881175723960), (4, 5160881792970), (5, 4128705434376), (6, 3440587861980), (8, 2580440896485), (9, 2293725241320), (10, 2064352717188), (12, 1720293930990), (15, 1376235144792), (18, 1146862620660), (20, 1032176358594), (24, 860146965495), (27, 764575080440), (30, 688117572396), (36, 573431310330), (40, 516088179297), (45, 458745048264), (54, 382287540220), (60, 344058786198), (72, 286715655165), (90, 229372524132), (108, 191143770110), (120, 172029393099), (135, 152915016088), (180, 114686262066), (216, 95571885055), (270, 76457508044), (360, 57343131033), (540, 38228754022), (719, 28711442520), (1080, 19114377011), (1438, 14355721260), (2157, 9570480840), (2876, 7177860630), (3595, 5742288504), (4314, 4785240420), (5752, 3588930315), (6471, 3190160280), (7190, 2871144252), (8628, 2392620210), (10785, 1914096168), (12942, 1595080140), (14380, 1435572126), (17256, 1196310105), (19413, 1063386760), (21570, 957048084), (25884, 797540070), (28760, 717786063), (32355, 638032056), (38826, 531693380), (43140, 478524042), (51768, 398770035), (64710, 319016028), (77652, 265846690), (86280, 239262021), (97065, 212677352), (129420, 159508014), (155304, 132923345), (194130, 106338676), (258840, 79754007), (388260, 53169338), (776520, 26584669)]