872820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 2858856

約数和(自身を除く): 1986036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 373, 390, 468, 585, 746, 780, 1119, 1170, 1492, 1865, 2238, 2340, 3357, 3730, 4476, 4849, 5595, 6714, 7460, 9698, 11190, 13428, 14547, 16785, 19396, 22380, 24245, 29094, 33570, 43641, 48490, 58188, 67140, 72735, 87282, 96980, 145470, 174564, 218205, 290940, 436410, 872820]

約数ペア:

[(1, 872820), (2, 436410), (3, 290940), (4, 218205), (5, 174564), (6, 145470), (9, 96980), (10, 87282), (12, 72735), (13, 67140), (15, 58188), (18, 48490), (20, 43641), (26, 33570), (30, 29094), (36, 24245), (39, 22380), (45, 19396), (52, 16785), (60, 14547), (65, 13428), (78, 11190), (90, 9698), (117, 7460), (130, 6714), (156, 5595), (180, 4849), (195, 4476), (234, 3730), (260, 3357), (373, 2340), (390, 2238), (468, 1865), (585, 1492), (746, 1170), (780, 1119)]