297430120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{18451}}^1$

素因数の和:18506

約数の個数: 64

約数和(自身を含む): 743984640

約数和(自身を除く): 446554520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 18451, 36902, 73804, 92255, 147608, 184510, 239863, 369020, 479726, 571981, 738040, 959452, 1143962, 1199315, 1918904, 2287924, 2398630, 2859905, 4575848, 4797260, 5719810, 7435753, 9594520, 11439620, 14871506, 22879240, 29743012, 37178765, 59486024, 74357530, 148715060, 297430120]

約数ペア:

[(1, 297430120), (2, 148715060), (4, 74357530), (5, 59486024), (8, 37178765), (10, 29743012), (13, 22879240), (20, 14871506), (26, 11439620), (31, 9594520), (40, 7435753), (52, 5719810), (62, 4797260), (65, 4575848), (104, 2859905), (124, 2398630), (130, 2287924), (155, 1918904), (248, 1199315), (260, 1143962), (310, 959452), (403, 738040), (520, 571981), (620, 479726), (806, 369020), (1240, 239863), (1612, 184510), (2015, 147608), (3224, 92255), (4030, 73804), (8060, 36902), (16120, 18451)]