281748060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{142297}}^1$

素因数の和:142323

約数の個数: 72

約数和(自身を含む): 932336496

約数和(自身を除く): 650588436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 142297, 284594, 426891, 569188, 711485, 853782, 1280673, 1422970, 1565267, 1707564, 2134455, 2561346, 2845940, 3130534, 4268910, 4695801, 5122692, 6261068, 6403365, 7826335, 8537820, 9391602, 12806730, 14087403, 15652670, 18783204, 23479005, 25613460, 28174806, 31305340, 46958010, 56349612, 70437015, 93916020, 140874030, 281748060]

約数ペア:

[(1, 281748060), (2, 140874030), (3, 93916020), (4, 70437015), (5, 56349612), (6, 46958010), (9, 31305340), (10, 28174806), (11, 25613460), (12, 23479005), (15, 18783204), (18, 15652670), (20, 14087403), (22, 12806730), (30, 9391602), (33, 8537820), (36, 7826335), (44, 6403365), (45, 6261068), (55, 5122692), (60, 4695801), (66, 4268910), (90, 3130534), (99, 2845940), (110, 2561346), (132, 2134455), (165, 1707564), (180, 1565267), (198, 1422970), (220, 1280673), (330, 853782), (396, 711485), (495, 569188), (660, 426891), (990, 284594), (1980, 142297)]