310147500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{3181}}^1$

素因数の和:3221

約数の個数: 120

約数和(自身を含む): 974175664

約数和(自身を除く): 664028164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 195, 250, 260, 300, 325, 375, 390, 500, 625, 650, 750, 780, 975, 1250, 1300, 1500, 1625, 1875, 1950, 2500, 3181, 3250, 3750, 3900, 4875, 6362, 6500, 7500, 8125, 9543, 9750, 12724, 15905, 16250, 19086, 19500, 24375, 31810, 32500, 38172, 41353, 47715, 48750, 63620, 79525, 82706, 95430, 97500, 124059, 159050, 165412, 190860, 206765, 238575, 248118, 318100, 397625, 413530, 477150, 496236, 620295, 795250, 827060, 954300, 1033825, 1192875, 1240590, 1590500, 1988125, 2067650, 2385750, 2481180, 3101475, 3976250, 4135300, 4771500, 5169125, 5964375, 6202950, 7952500, 10338250, 11928750, 12405900, 15507375, 20676500, 23857500, 25845625, 31014750, 51691250, 62029500, 77536875, 103382500, 155073750, 310147500]

約数ペア:

[(1, 310147500), (2, 155073750), (3, 103382500), (4, 77536875), (5, 62029500), (6, 51691250), (10, 31014750), (12, 25845625), (13, 23857500), (15, 20676500), (20, 15507375), (25, 12405900), (26, 11928750), (30, 10338250), (39, 7952500), (50, 6202950), (52, 5964375), (60, 5169125), (65, 4771500), (75, 4135300), (78, 3976250), (100, 3101475), (125, 2481180), (130, 2385750), (150, 2067650), (156, 1988125), (195, 1590500), (250, 1240590), (260, 1192875), (300, 1033825), (325, 954300), (375, 827060), (390, 795250), (500, 620295), (625, 496236), (650, 477150), (750, 413530), (780, 397625), (975, 318100), (1250, 248118), (1300, 238575), (1500, 206765), (1625, 190860), (1875, 165412), (1950, 159050), (2500, 124059), (3181, 97500), (3250, 95430), (3750, 82706), (3900, 79525), (4875, 63620), (6362, 48750), (6500, 47715), (7500, 41353), (8125, 38172), (9543, 32500), (9750, 31810), (12724, 24375), (15905, 19500), (16250, 19086)]