220492740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{282683}}^1$

素因数の和:282708

約数の個数: 48

約数和(自身を含む): 664872768

約数和(自身を除く): 444380028

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, 282683, 565366, 848049, 1130732, 1413415, 1696098, 2826830, 3392196, 3674879, 4240245, 5653660, 7349758, 8480490, 11024637, 14699516, 16960980, 18374395, 22049274, 36748790, 44098548, 55123185, 73497580, 110246370, 220492740]

約数ペア:

[(1, 220492740), (2, 110246370), (3, 73497580), (4, 55123185), (5, 44098548), (6, 36748790), (10, 22049274), (12, 18374395), (13, 16960980), (15, 14699516), (20, 11024637), (26, 8480490), (30, 7349758), (39, 5653660), (52, 4240245), (60, 3674879), (65, 3392196), (78, 2826830), (130, 1696098), (156, 1413415), (195, 1130732), (260, 848049), (390, 565366), (780, 282683)]