217322040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139309}}^1$

素因数の和:139336

約数の個数: 64

約数和(自身を含む): 702122400

約数和(自身を除く): 484800360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 139309, 278618, 417927, 557236, 696545, 835854, 1114472, 1393090, 1671708, 1811017, 2089635, 2786180, 3343416, 3622034, 4179270, 5433051, 5572360, 7244068, 8358540, 9055085, 10866102, 14488136, 16717080, 18110170, 21732204, 27165255, 36220340, 43464408, 54330510, 72440680, 108661020, 217322040]

約数ペア:

[(1, 217322040), (2, 108661020), (3, 72440680), (4, 54330510), (5, 43464408), (6, 36220340), (8, 27165255), (10, 21732204), (12, 18110170), (13, 16717080), (15, 14488136), (20, 10866102), (24, 9055085), (26, 8358540), (30, 7244068), (39, 5572360), (40, 5433051), (52, 4179270), (60, 3622034), (65, 3343416), (78, 2786180), (104, 2089635), (120, 1811017), (130, 1671708), (156, 1393090), (195, 1114472), (260, 835854), (312, 696545), (390, 557236), (520, 417927), (780, 278618), (1560, 139309)]