123428000

素因数分解:

$2^5\times 5^3\times {\mathrm{59}}^1\times {\mathrm{523}}^1$

素因数の和:607

約数の個数: 96

約数和(自身を含む): 308992320

約数和(自身を除く): 185564320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 59, 80, 100, 118, 125, 160, 200, 236, 250, 295, 400, 472, 500, 523, 590, 800, 944, 1000, 1046, 1180, 1475, 1888, 2000, 2092, 2360, 2615, 2950, 4000, 4184, 4720, 5230, 5900, 7375, 8368, 9440, 10460, 11800, 13075, 14750, 16736, 20920, 23600, 26150, 29500, 30857, 41840, 47200, 52300, 59000, 61714, 65375, 83680, 104600, 118000, 123428, 130750, 154285, 209200, 236000, 246856, 261500, 308570, 418400, 493712, 523000, 617140, 771425, 987424, 1046000, 1234280, 1542850, 2092000, 2468560, 3085700, 3857125, 4937120, 6171400, 7714250, 12342800, 15428500, 24685600, 30857000, 61714000, 123428000]

約数ペア:

[(1, 123428000), (2, 61714000), (4, 30857000), (5, 24685600), (8, 15428500), (10, 12342800), (16, 7714250), (20, 6171400), (25, 4937120), (32, 3857125), (40, 3085700), (50, 2468560), (59, 2092000), (80, 1542850), (100, 1234280), (118, 1046000), (125, 987424), (160, 771425), (200, 617140), (236, 523000), (250, 493712), (295, 418400), (400, 308570), (472, 261500), (500, 246856), (523, 236000), (590, 209200), (800, 154285), (944, 130750), (1000, 123428), (1046, 118000), (1180, 104600), (1475, 83680), (1888, 65375), (2000, 61714), (2092, 59000), (2360, 52300), (2615, 47200), (2950, 41840), (4000, 30857), (4184, 29500), (4720, 26150), (5230, 23600), (5900, 20920), (7375, 16736), (8368, 14750), (9440, 13075), (10460, 11800)]