322640760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{206821}}^1$

素因数の和:206848

約数の個数: 64

約数和(自身を含む): 1042382880

約数和(自身を除く): 719742120

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, 206821, 413642, 620463, 827284, 1034105, 1240926, 1654568, 2068210, 2481852, 2688673, 3102315, 4136420, 4963704, 5377346, 6204630, 8066019, 8272840, 10754692, 12409260, 13443365, 16132038, 21509384, 24818520, 26886730, 32264076, 40330095, 53773460, 64528152, 80660190, 107546920, 161320380, 322640760]

約数ペア:

[(1, 322640760), (2, 161320380), (3, 107546920), (4, 80660190), (5, 64528152), (6, 53773460), (8, 40330095), (10, 32264076), (12, 26886730), (13, 24818520), (15, 21509384), (20, 16132038), (24, 13443365), (26, 12409260), (30, 10754692), (39, 8272840), (40, 8066019), (52, 6204630), (60, 5377346), (65, 4963704), (78, 4136420), (104, 3102315), (120, 2688673), (130, 2481852), (156, 2068210), (195, 1654568), (260, 1240926), (312, 1034105), (390, 827284), (520, 620463), (780, 413642), (1560, 206821)]