248174940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{318173}}^1$

素因数の和:318198

約数の個数: 48

約数和(自身を含む): 748345248

約数和(自身を除く): 500170308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 318173, 636346, 954519, 1272692, 1590865, 1909038, 3181730, 3818076, 4136249, 4772595, 6363460, 8272498, 9545190, 12408747, 16544996, 19090380, 20681245, 24817494, 41362490, 49634988, 62043735, 82724980, 124087470, 248174940]

約数ペア:

[(1, 248174940), (2, 124087470), (3, 82724980), (4, 62043735), (5, 49634988), (6, 41362490), (10, 24817494), (12, 20681245), (13, 19090380), (15, 16544996), (20, 12408747), (26, 9545190), (30, 8272498), (39, 6363460), (52, 4772595), (60, 4136249), (65, 3818076), (78, 3181730), (130, 1909038), (156, 1590865), (195, 1272692), (260, 954519), (390, 636346), (780, 318173)]