1520279475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{619}}^1$

素因数の和:885

約数の個数: 96

約数和(自身を含む): 2970643200

約数和(自身を除く): 1450363725

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 143, 165, 195, 229, 275, 325, 429, 619, 687, 715, 825, 975, 1145, 1857, 2145, 2519, 2977, 3095, 3435, 3575, 5725, 6809, 7557, 8047, 8931, 9285, 10725, 12595, 14885, 15475, 17175, 20427, 24141, 32747, 34045, 37785, 40235, 44655, 46425, 62975, 74425, 88517, 98241, 102135, 120705, 141751, 163735, 170225, 188925, 201175, 223275, 265551, 425253, 442585, 491205, 510675, 603525, 708755, 818675, 1327755, 1559261, 1842763, 2126265, 2212925, 2456025, 3543775, 4677783, 5528289, 6638775, 7796305, 9213815, 10631325, 20270393, 23388915, 27641445, 38981525, 46069075, 60811179, 101351965, 116944575, 138207225, 304055895, 506759825, 1520279475]

約数ペア:

[(1, 1520279475), (3, 506759825), (5, 304055895), (11, 138207225), (13, 116944575), (15, 101351965), (25, 60811179), (33, 46069075), (39, 38981525), (55, 27641445), (65, 23388915), (75, 20270393), (143, 10631325), (165, 9213815), (195, 7796305), (229, 6638775), (275, 5528289), (325, 4677783), (429, 3543775), (619, 2456025), (687, 2212925), (715, 2126265), (825, 1842763), (975, 1559261), (1145, 1327755), (1857, 818675), (2145, 708755), (2519, 603525), (2977, 510675), (3095, 491205), (3435, 442585), (3575, 425253), (5725, 265551), (6809, 223275), (7557, 201175), (8047, 188925), (8931, 170225), (9285, 163735), (10725, 141751), (12595, 120705), (14885, 102135), (15475, 98241), (17175, 88517), (20427, 74425), (24141, 62975), (32747, 46425), (34045, 44655), (37785, 40235)]