18168990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{359}}^1$

素因数の和:617

約数の個数: 64

約数和(自身を含む): 50181120

約数和(自身を除く): 32012130

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 241, 359, 482, 718, 723, 1077, 1205, 1446, 1687, 1795, 2154, 2410, 2513, 3374, 3590, 3615, 5026, 5061, 5385, 7230, 7539, 8435, 10122, 10770, 12565, 15078, 16870, 25130, 25305, 37695, 50610, 75390, 86519, 173038, 259557, 432595, 519114, 605633, 865190, 1211266, 1297785, 1816899, 2595570, 3028165, 3633798, 6056330, 9084495, 18168990]

約数ペア:

[(1, 18168990), (2, 9084495), (3, 6056330), (5, 3633798), (6, 3028165), (7, 2595570), (10, 1816899), (14, 1297785), (15, 1211266), (21, 865190), (30, 605633), (35, 519114), (42, 432595), (70, 259557), (105, 173038), (210, 86519), (241, 75390), (359, 50610), (482, 37695), (718, 25305), (723, 25130), (1077, 16870), (1205, 15078), (1446, 12565), (1687, 10770), (1795, 10122), (2154, 8435), (2410, 7539), (2513, 7230), (3374, 5385), (3590, 5061), (3615, 5026)]