72995120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{761}}^1$

素因数の和:894

約数の個数: 80

約数和(自身を含む): 187086240

約数和(自身を除く): 114091120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 109, 110, 176, 218, 220, 436, 440, 545, 761, 872, 880, 1090, 1199, 1522, 1744, 2180, 2398, 3044, 3805, 4360, 4796, 5995, 6088, 7610, 8371, 8720, 9592, 11990, 12176, 15220, 16742, 19184, 23980, 30440, 33484, 41855, 47960, 60880, 66968, 82949, 83710, 95920, 133936, 165898, 167420, 331796, 334840, 414745, 663592, 669680, 829490, 912439, 1327184, 1658980, 1824878, 3317960, 3649756, 4562195, 6635920, 7299512, 9124390, 14599024, 18248780, 36497560, 72995120]

約数ペア:

[(1, 72995120), (2, 36497560), (4, 18248780), (5, 14599024), (8, 9124390), (10, 7299512), (11, 6635920), (16, 4562195), (20, 3649756), (22, 3317960), (40, 1824878), (44, 1658980), (55, 1327184), (80, 912439), (88, 829490), (109, 669680), (110, 663592), (176, 414745), (218, 334840), (220, 331796), (436, 167420), (440, 165898), (545, 133936), (761, 95920), (872, 83710), (880, 82949), (1090, 66968), (1199, 60880), (1522, 47960), (1744, 41855), (2180, 33484), (2398, 30440), (3044, 23980), (3805, 19184), (4360, 16742), (4796, 15220), (5995, 12176), (6088, 11990), (7610, 9592), (8371, 8720)]