42760380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4217}}^1$

素因数の和:4255

約数の個数: 72

約数和(自身を含む): 129678192

約数和(自身を除く): 86917812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 4217, 5070, 8434, 10140, 12651, 16868, 21085, 25302, 42170, 50604, 54821, 63255, 84340, 109642, 126510, 164463, 219284, 253020, 274105, 328926, 548210, 657852, 712673, 822315, 1096420, 1425346, 1644630, 2138019, 2850692, 3289260, 3563365, 4276038, 7126730, 8552076, 10690095, 14253460, 21380190, 42760380]

約数ペア:

[(1, 42760380), (2, 21380190), (3, 14253460), (4, 10690095), (5, 8552076), (6, 7126730), (10, 4276038), (12, 3563365), (13, 3289260), (15, 2850692), (20, 2138019), (26, 1644630), (30, 1425346), (39, 1096420), (52, 822315), (60, 712673), (65, 657852), (78, 548210), (130, 328926), (156, 274105), (169, 253020), (195, 219284), (260, 164463), (338, 126510), (390, 109642), (507, 84340), (676, 63255), (780, 54821), (845, 50604), (1014, 42170), (1690, 25302), (2028, 21085), (2535, 16868), (3380, 12651), (4217, 10140), (5070, 8434)]