123143840

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:454

約数の個数: 96

約数和(自身を含む): 307359360

約数和(自身を除く): 184215520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 109, 115, 160, 184, 218, 230, 307, 368, 436, 460, 545, 614, 736, 872, 920, 1090, 1228, 1535, 1744, 1840, 2180, 2456, 2507, 3070, 3488, 3680, 4360, 4912, 5014, 6140, 7061, 8720, 9824, 10028, 12280, 12535, 14122, 17440, 20056, 24560, 25070, 28244, 33463, 35305, 40112, 49120, 50140, 56488, 66926, 70610, 80224, 100280, 112976, 133852, 141220, 167315, 200560, 225952, 267704, 282440, 334630, 401120, 535408, 564880, 669260, 769649, 1070816, 1129760, 1338520, 1539298, 2677040, 3078596, 3848245, 5354080, 6157192, 7696490, 12314384, 15392980, 24628768, 30785960, 61571920, 123143840]

約数ペア:

[(1, 123143840), (2, 61571920), (4, 30785960), (5, 24628768), (8, 15392980), (10, 12314384), (16, 7696490), (20, 6157192), (23, 5354080), (32, 3848245), (40, 3078596), (46, 2677040), (80, 1539298), (92, 1338520), (109, 1129760), (115, 1070816), (160, 769649), (184, 669260), (218, 564880), (230, 535408), (307, 401120), (368, 334630), (436, 282440), (460, 267704), (545, 225952), (614, 200560), (736, 167315), (872, 141220), (920, 133852), (1090, 112976), (1228, 100280), (1535, 80224), (1744, 70610), (1840, 66926), (2180, 56488), (2456, 50140), (2507, 49120), (3070, 40112), (3488, 35305), (3680, 33463), (4360, 28244), (4912, 25070), (5014, 24560), (6140, 20056), (7061, 17440), (8720, 14122), (9824, 12535), (10028, 12280)]