78139476

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1609}}^1$

素因数の和:1709

約数の個数: 72

約数和(自身を含む): 210974400

約数和(自身を除く): 132834924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 71, 76, 114, 142, 171, 213, 228, 284, 342, 426, 639, 684, 852, 1278, 1349, 1609, 2556, 2698, 3218, 4047, 4827, 5396, 6436, 8094, 9654, 12141, 14481, 16188, 19308, 24282, 28962, 30571, 48564, 57924, 61142, 91713, 114239, 122284, 183426, 228478, 275139, 342717, 366852, 456956, 550278, 685434, 1028151, 1100556, 1370868, 2056302, 2170541, 4112604, 4341082, 6511623, 8682164, 13023246, 19534869, 26046492, 39069738, 78139476]

約数ペア:

[(1, 78139476), (2, 39069738), (3, 26046492), (4, 19534869), (6, 13023246), (9, 8682164), (12, 6511623), (18, 4341082), (19, 4112604), (36, 2170541), (38, 2056302), (57, 1370868), (71, 1100556), (76, 1028151), (114, 685434), (142, 550278), (171, 456956), (213, 366852), (228, 342717), (284, 275139), (342, 228478), (426, 183426), (639, 122284), (684, 114239), (852, 91713), (1278, 61142), (1349, 57924), (1609, 48564), (2556, 30571), (2698, 28962), (3218, 24282), (4047, 19308), (4827, 16188), (5396, 14481), (6436, 12141), (8094, 9654)]