31223400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4003}}^1$

素因数の和:4035

約数の個数: 96

約数和(自身を含む): 104264160

約数和(自身を除く): 73040760

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, 130, 150, 156, 195, 200, 260, 300, 312, 325, 390, 520, 600, 650, 780, 975, 1300, 1560, 1950, 2600, 3900, 4003, 7800, 8006, 12009, 16012, 20015, 24018, 32024, 40030, 48036, 52039, 60045, 80060, 96072, 100075, 104078, 120090, 156117, 160120, 200150, 208156, 240180, 260195, 300225, 312234, 400300, 416312, 480360, 520390, 600450, 624468, 780585, 800600, 1040780, 1200900, 1248936, 1300975, 1561170, 2081560, 2401800, 2601950, 3122340, 3902925, 5203900, 6244680, 7805850, 10407800, 15611700, 31223400]

約数ペア:

[(1, 31223400), (2, 15611700), (3, 10407800), (4, 7805850), (5, 6244680), (6, 5203900), (8, 3902925), (10, 3122340), (12, 2601950), (13, 2401800), (15, 2081560), (20, 1561170), (24, 1300975), (25, 1248936), (26, 1200900), (30, 1040780), (39, 800600), (40, 780585), (50, 624468), (52, 600450), (60, 520390), (65, 480360), (75, 416312), (78, 400300), (100, 312234), (104, 300225), (120, 260195), (130, 240180), (150, 208156), (156, 200150), (195, 160120), (200, 156117), (260, 120090), (300, 104078), (312, 100075), (325, 96072), (390, 80060), (520, 60045), (600, 52039), (650, 48036), (780, 40030), (975, 32024), (1300, 24018), (1560, 20015), (1950, 16012), (2600, 12009), (3900, 8006), (4003, 7800)]