207365840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3863}}^1$

素因数の和:3948

約数の個数: 80

約数和(自身を含む): 534715776

約数和(自身を除く): 327349936

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 61, 80, 88, 110, 122, 176, 220, 244, 305, 440, 488, 610, 671, 880, 976, 1220, 1342, 2440, 2684, 3355, 3863, 4880, 5368, 6710, 7726, 10736, 13420, 15452, 19315, 26840, 30904, 38630, 42493, 53680, 61808, 77260, 84986, 154520, 169972, 212465, 235643, 309040, 339944, 424930, 471286, 679888, 849860, 942572, 1178215, 1699720, 1885144, 2356430, 2592073, 3399440, 3770288, 4712860, 5184146, 9425720, 10368292, 12960365, 18851440, 20736584, 25920730, 41473168, 51841460, 103682920, 207365840]

約数ペア:

[(1, 207365840), (2, 103682920), (4, 51841460), (5, 41473168), (8, 25920730), (10, 20736584), (11, 18851440), (16, 12960365), (20, 10368292), (22, 9425720), (40, 5184146), (44, 4712860), (55, 3770288), (61, 3399440), (80, 2592073), (88, 2356430), (110, 1885144), (122, 1699720), (176, 1178215), (220, 942572), (244, 849860), (305, 679888), (440, 471286), (488, 424930), (610, 339944), (671, 309040), (880, 235643), (976, 212465), (1220, 169972), (1342, 154520), (2440, 84986), (2684, 77260), (3355, 61808), (3863, 53680), (4880, 42493), (5368, 38630), (6710, 30904), (7726, 26840), (10736, 19315), (13420, 15452)]