28661040

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{4423}}^1$

素因数の和:4448

約数の個数: 100

約数和(自身を含む): 99566544

約数和(自身を除く): 70905504

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 4423, 6480, 8846, 13269, 17692, 22115, 26538, 35384, 39807, 44230, 53076, 66345, 70768, 79614, 88460, 106152, 119421, 132690, 159228, 176920, 199035, 212304, 238842, 265380, 318456, 353840, 358263, 398070, 477684, 530760, 597105, 636912, 716526, 796140, 955368, 1061520, 1194210, 1433052, 1592280, 1791315, 1910736, 2388420, 2866104, 3184560, 3582630, 4776840, 5732208, 7165260, 9553680, 14330520, 28661040]

約数ペア:

[(1, 28661040), (2, 14330520), (3, 9553680), (4, 7165260), (5, 5732208), (6, 4776840), (8, 3582630), (9, 3184560), (10, 2866104), (12, 2388420), (15, 1910736), (16, 1791315), (18, 1592280), (20, 1433052), (24, 1194210), (27, 1061520), (30, 955368), (36, 796140), (40, 716526), (45, 636912), (48, 597105), (54, 530760), (60, 477684), (72, 398070), (80, 358263), (81, 353840), (90, 318456), (108, 265380), (120, 238842), (135, 212304), (144, 199035), (162, 176920), (180, 159228), (216, 132690), (240, 119421), (270, 106152), (324, 88460), (360, 79614), (405, 70768), (432, 66345), (540, 53076), (648, 44230), (720, 39807), (810, 35384), (1080, 26538), (1296, 22115), (1620, 17692), (2160, 13269), (3240, 8846), (4423, 6480)]