128426700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{22531}}^1$

素因数の和:22567

約数の個数: 72

約数和(自身を含む): 391155520

約数和(自身を除く): 262728820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 150, 190, 228, 285, 300, 380, 475, 570, 950, 1140, 1425, 1900, 2850, 5700, 22531, 45062, 67593, 90124, 112655, 135186, 225310, 270372, 337965, 428089, 450620, 563275, 675930, 856178, 1126550, 1284267, 1351860, 1689825, 1712356, 2140445, 2253100, 2568534, 3379650, 4280890, 5137068, 6421335, 6759300, 8561780, 10702225, 12842670, 21404450, 25685340, 32106675, 42808900, 64213350, 128426700]

約数ペア:

[(1, 128426700), (2, 64213350), (3, 42808900), (4, 32106675), (5, 25685340), (6, 21404450), (10, 12842670), (12, 10702225), (15, 8561780), (19, 6759300), (20, 6421335), (25, 5137068), (30, 4280890), (38, 3379650), (50, 2568534), (57, 2253100), (60, 2140445), (75, 1712356), (76, 1689825), (95, 1351860), (100, 1284267), (114, 1126550), (150, 856178), (190, 675930), (228, 563275), (285, 450620), (300, 428089), (380, 337965), (475, 270372), (570, 225310), (950, 135186), (1140, 112655), (1425, 90124), (1900, 67593), (2850, 45062), (5700, 22531)]