55389000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:560

約数の個数: 128

約数和(自身を含む): 177840000

約数和(自身を除く): 122451000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 37, 40, 50, 60, 74, 75, 100, 111, 120, 125, 148, 150, 185, 200, 222, 250, 296, 300, 370, 375, 444, 499, 500, 555, 600, 740, 750, 888, 925, 998, 1000, 1110, 1480, 1497, 1500, 1850, 1996, 2220, 2495, 2775, 2994, 3000, 3700, 3992, 4440, 4625, 4990, 5550, 5988, 7400, 7485, 9250, 9980, 11100, 11976, 12475, 13875, 14970, 18463, 18500, 19960, 22200, 24950, 27750, 29940, 36926, 37000, 37425, 49900, 55389, 55500, 59880, 62375, 73852, 74850, 92315, 99800, 110778, 111000, 124750, 147704, 149700, 184630, 187125, 221556, 249500, 276945, 299400, 369260, 374250, 443112, 461575, 499000, 553890, 738520, 748500, 923150, 1107780, 1384725, 1497000, 1846300, 2215560, 2307875, 2769450, 3692600, 4615750, 5538900, 6923625, 9231500, 11077800, 13847250, 18463000, 27694500, 55389000]

約数ペア:

[(1, 55389000), (2, 27694500), (3, 18463000), (4, 13847250), (5, 11077800), (6, 9231500), (8, 6923625), (10, 5538900), (12, 4615750), (15, 3692600), (20, 2769450), (24, 2307875), (25, 2215560), (30, 1846300), (37, 1497000), (40, 1384725), (50, 1107780), (60, 923150), (74, 748500), (75, 738520), (100, 553890), (111, 499000), (120, 461575), (125, 443112), (148, 374250), (150, 369260), (185, 299400), (200, 276945), (222, 249500), (250, 221556), (296, 187125), (300, 184630), (370, 149700), (375, 147704), (444, 124750), (499, 111000), (500, 110778), (555, 99800), (600, 92315), (740, 74850), (750, 73852), (888, 62375), (925, 59880), (998, 55500), (1000, 55389), (1110, 49900), (1480, 37425), (1497, 37000), (1500, 36926), (1850, 29940), (1996, 27750), (2220, 24950), (2495, 22200), (2775, 19960), (2994, 18500), (3000, 18463), (3700, 14970), (3992, 13875), (4440, 12475), (4625, 11976), (4990, 11100), (5550, 9980), (5988, 9250), (7400, 7485)]