218012720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{93971}}^1$

素因数の和:94013

約数の個数: 40

約数和(自身を含む): 524363760

約数和(自身を除く): 306351040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 93971, 187942, 375884, 469855, 751768, 939710, 1503536, 1879420, 2725159, 3758840, 5450318, 7517680, 10900636, 13625795, 21801272, 27251590, 43602544, 54503180, 109006360, 218012720]

約数ペア:

[(1, 218012720), (2, 109006360), (4, 54503180), (5, 43602544), (8, 27251590), (10, 21801272), (16, 13625795), (20, 10900636), (29, 7517680), (40, 5450318), (58, 3758840), (80, 2725159), (116, 1879420), (145, 1503536), (232, 939710), (290, 751768), (464, 469855), (580, 375884), (1160, 187942), (2320, 93971)]