1255012020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{303143}}^1$

素因数の和:303181

約数の個数: 72

約数和(自身を含む): 3972398976

約数和(自身を除く): 2717386956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 303143, 606286, 909429, 1212572, 1515715, 1818858, 2728287, 3031430, 3637716, 4547145, 5456574, 6062860, 6972289, 9094290, 10913148, 13641435, 13944578, 18188580, 20916867, 27282870, 27889156, 34861445, 41833734, 54565740, 62750601, 69722890, 83667468, 104584335, 125501202, 139445780, 209168670, 251002404, 313753005, 418337340, 627506010, 1255012020]

約数ペア:

[(1, 1255012020), (2, 627506010), (3, 418337340), (4, 313753005), (5, 251002404), (6, 209168670), (9, 139445780), (10, 125501202), (12, 104584335), (15, 83667468), (18, 69722890), (20, 62750601), (23, 54565740), (30, 41833734), (36, 34861445), (45, 27889156), (46, 27282870), (60, 20916867), (69, 18188580), (90, 13944578), (92, 13641435), (115, 10913148), (138, 9094290), (180, 6972289), (207, 6062860), (230, 5456574), (276, 4547145), (345, 3637716), (414, 3031430), (460, 2728287), (690, 1818858), (828, 1515715), (1035, 1212572), (1380, 909429), (2070, 606286), (4140, 303143)]