219145020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{77711}}^1$

素因数の和:77770

約数の個数: 48

約数和(自身を含む): 626669568

約数和(自身を除く): 407524548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 77711, 155422, 233133, 310844, 388555, 466266, 777110, 932532, 1165665, 1554220, 2331330, 3652417, 4662660, 7304834, 10957251, 14609668, 18262085, 21914502, 36524170, 43829004, 54786255, 73048340, 109572510, 219145020]

約数ペア:

[(1, 219145020), (2, 109572510), (3, 73048340), (4, 54786255), (5, 43829004), (6, 36524170), (10, 21914502), (12, 18262085), (15, 14609668), (20, 10957251), (30, 7304834), (47, 4662660), (60, 3652417), (94, 2331330), (141, 1554220), (188, 1165665), (235, 932532), (282, 777110), (470, 466266), (564, 388555), (705, 310844), (940, 233133), (1410, 155422), (2820, 77711)]