777676380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{997021}}^1$

素因数の和:997046

約数の個数: 48

約数和(自身を含む): 2344995744

約数和(自身を除く): 1567319364

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, 997021, 1994042, 2991063, 3988084, 4985105, 5982126, 9970210, 11964252, 12961273, 14955315, 19940420, 25922546, 29910630, 38883819, 51845092, 59821260, 64806365, 77767638, 129612730, 155535276, 194419095, 259225460, 388838190, 777676380]

約数ペア:

[(1, 777676380), (2, 388838190), (3, 259225460), (4, 194419095), (5, 155535276), (6, 129612730), (10, 77767638), (12, 64806365), (13, 59821260), (15, 51845092), (20, 38883819), (26, 29910630), (30, 25922546), (39, 19940420), (52, 14955315), (60, 12961273), (65, 11964252), (78, 9970210), (130, 5982126), (156, 4985105), (195, 3988084), (260, 2991063), (390, 1994042), (780, 997021)]