128458575

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{877}}^1$

素因数の和:934

約数の個数: 96

約数和(自身を含む): 278712320

約数和(自身を除く): 150253745

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 31, 35, 45, 63, 75, 93, 105, 135, 155, 175, 189, 217, 225, 279, 315, 465, 525, 651, 675, 775, 837, 877, 945, 1085, 1395, 1575, 1953, 2325, 2631, 3255, 4185, 4385, 4725, 5425, 5859, 6139, 6975, 7893, 9765, 13155, 16275, 18417, 20925, 21925, 23679, 27187, 29295, 30695, 39465, 48825, 55251, 65775, 81561, 92085, 118395, 135935, 146475, 153475, 165753, 190309, 197325, 244683, 276255, 407805, 460425, 570927, 591975, 679675, 734049, 828765, 951545, 1223415, 1381275, 1712781, 2039025, 2854635, 3670245, 4143825, 4757725, 5138343, 6117075, 8563905, 14273175, 18351225, 25691715, 42819525, 128458575]

約数ペア:

[(1, 128458575), (3, 42819525), (5, 25691715), (7, 18351225), (9, 14273175), (15, 8563905), (21, 6117075), (25, 5138343), (27, 4757725), (31, 4143825), (35, 3670245), (45, 2854635), (63, 2039025), (75, 1712781), (93, 1381275), (105, 1223415), (135, 951545), (155, 828765), (175, 734049), (189, 679675), (217, 591975), (225, 570927), (279, 460425), (315, 407805), (465, 276255), (525, 244683), (651, 197325), (675, 190309), (775, 165753), (837, 153475), (877, 146475), (945, 135935), (1085, 118395), (1395, 92085), (1575, 81561), (1953, 65775), (2325, 55251), (2631, 48825), (3255, 39465), (4185, 30695), (4385, 29295), (4725, 27187), (5425, 23679), (5859, 21925), (6139, 20925), (6975, 18417), (7893, 16275), (9765, 13155)]