115779920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^3\times {\mathrm{211}}^1$

素因数の和:281

約数の個数: 80

約数和(自身を含む): 285487680

約数和(自身を除く): 169707760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 211, 304, 361, 380, 422, 722, 760, 844, 1055, 1444, 1520, 1688, 1805, 2110, 2888, 3376, 3610, 4009, 4220, 5776, 6859, 7220, 8018, 8440, 13718, 14440, 16036, 16880, 20045, 27436, 28880, 32072, 34295, 40090, 54872, 64144, 68590, 76171, 80180, 109744, 137180, 152342, 160360, 274360, 304684, 320720, 380855, 548720, 609368, 761710, 1218736, 1447249, 1523420, 2894498, 3046840, 5788996, 6093680, 7236245, 11577992, 14472490, 23155984, 28944980, 57889960, 115779920]

約数ペア:

[(1, 115779920), (2, 57889960), (4, 28944980), (5, 23155984), (8, 14472490), (10, 11577992), (16, 7236245), (19, 6093680), (20, 5788996), (38, 3046840), (40, 2894498), (76, 1523420), (80, 1447249), (95, 1218736), (152, 761710), (190, 609368), (211, 548720), (304, 380855), (361, 320720), (380, 304684), (422, 274360), (722, 160360), (760, 152342), (844, 137180), (1055, 109744), (1444, 80180), (1520, 76171), (1688, 68590), (1805, 64144), (2110, 54872), (2888, 40090), (3376, 34295), (3610, 32072), (4009, 28880), (4220, 27436), (5776, 20045), (6859, 16880), (7220, 16036), (8018, 14440), (8440, 13718)]