290355000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{1489}}^1$

素因数の和:1531

約数の個数: 160

約数和(自身を含む): 977499600

約数和(自身を除く): 687144600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 125, 130, 150, 156, 195, 200, 250, 260, 300, 312, 325, 375, 390, 500, 520, 600, 625, 650, 750, 780, 975, 1000, 1250, 1300, 1489, 1500, 1560, 1625, 1875, 1950, 2500, 2600, 2978, 3000, 3250, 3750, 3900, 4467, 4875, 5000, 5956, 6500, 7445, 7500, 7800, 8125, 8934, 9750, 11912, 13000, 14890, 15000, 16250, 17868, 19357, 19500, 22335, 24375, 29780, 32500, 35736, 37225, 38714, 39000, 44670, 48750, 58071, 59560, 65000, 74450, 77428, 89340, 96785, 97500, 111675, 116142, 148900, 154856, 178680, 186125, 193570, 195000, 223350, 232284, 290355, 297800, 372250, 387140, 446700, 464568, 483925, 558375, 580710, 744500, 774280, 893400, 930625, 967850, 1116750, 1161420, 1451775, 1489000, 1861250, 1935700, 2233500, 2322840, 2419625, 2791875, 2903550, 3722500, 3871400, 4467000, 4839250, 5583750, 5807100, 7258875, 7445000, 9678500, 11167500, 11614200, 12098125, 14517750, 19357000, 22335000, 24196250, 29035500, 36294375, 48392500, 58071000, 72588750, 96785000, 145177500, 290355000]

約数ペア:

[(1, 290355000), (2, 145177500), (3, 96785000), (4, 72588750), (5, 58071000), (6, 48392500), (8, 36294375), (10, 29035500), (12, 24196250), (13, 22335000), (15, 19357000), (20, 14517750), (24, 12098125), (25, 11614200), (26, 11167500), (30, 9678500), (39, 7445000), (40, 7258875), (50, 5807100), (52, 5583750), (60, 4839250), (65, 4467000), (75, 3871400), (78, 3722500), (100, 2903550), (104, 2791875), (120, 2419625), (125, 2322840), (130, 2233500), (150, 1935700), (156, 1861250), (195, 1489000), (200, 1451775), (250, 1161420), (260, 1116750), (300, 967850), (312, 930625), (325, 893400), (375, 774280), (390, 744500), (500, 580710), (520, 558375), (600, 483925), (625, 464568), (650, 446700), (750, 387140), (780, 372250), (975, 297800), (1000, 290355), (1250, 232284), (1300, 223350), (1489, 195000), (1500, 193570), (1560, 186125), (1625, 178680), (1875, 154856), (1950, 148900), (2500, 116142), (2600, 111675), (2978, 97500), (3000, 96785), (3250, 89340), (3750, 77428), (3900, 74450), (4467, 65000), (4875, 59560), (5000, 58071), (5956, 48750), (6500, 44670), (7445, 39000), (7500, 38714), (7800, 37225), (8125, 35736), (8934, 32500), (9750, 29780), (11912, 24375), (13000, 22335), (14890, 19500), (15000, 19357), (16250, 17868)]