21303790260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1\times {\mathrm{6311}}^1$

素因数の和:6893

約数の個数: 96

約数和(自身を含む): 60265562112

約数和(自身を除く): 38961771852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 127, 254, 381, 443, 508, 635, 762, 886, 1270, 1329, 1524, 1772, 1905, 2215, 2540, 2658, 3810, 4430, 5316, 6311, 6645, 7620, 8860, 12622, 13290, 18933, 25244, 26580, 31555, 37866, 56261, 63110, 75732, 94665, 112522, 126220, 168783, 189330, 225044, 281305, 337566, 378660, 562610, 675132, 801497, 843915, 1125220, 1602994, 1687830, 2404491, 2795773, 3205988, 3375660, 4007485, 4808982, 5591546, 8014970, 8387319, 9617964, 11183092, 12022455, 13978865, 16029940, 16774638, 24044910, 27957730, 33549276, 41936595, 48089820, 55915460, 83873190, 167746380, 355063171, 710126342, 1065189513, 1420252684, 1775315855, 2130379026, 3550631710, 4260758052, 5325947565, 7101263420, 10651895130, 21303790260]

約数ペア:

[(1, 21303790260), (2, 10651895130), (3, 7101263420), (4, 5325947565), (5, 4260758052), (6, 3550631710), (10, 2130379026), (12, 1775315855), (15, 1420252684), (20, 1065189513), (30, 710126342), (60, 355063171), (127, 167746380), (254, 83873190), (381, 55915460), (443, 48089820), (508, 41936595), (635, 33549276), (762, 27957730), (886, 24044910), (1270, 16774638), (1329, 16029940), (1524, 13978865), (1772, 12022455), (1905, 11183092), (2215, 9617964), (2540, 8387319), (2658, 8014970), (3810, 5591546), (4430, 4808982), (5316, 4007485), (6311, 3375660), (6645, 3205988), (7620, 2795773), (8860, 2404491), (12622, 1687830), (13290, 1602994), (18933, 1125220), (25244, 843915), (26580, 801497), (31555, 675132), (37866, 562610), (56261, 378660), (63110, 337566), (75732, 281305), (94665, 225044), (112522, 189330), (126220, 168783)]