644645484

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1069}}^1\times {\mathrm{2393}}^1$

素因数の和:3479

約数の個数: 72

約数和(自身を含む): 1864830240

約数和(自身を除く): 1220184756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1069, 2138, 2393, 3207, 4276, 4786, 6414, 7179, 7483, 9572, 9621, 12828, 14358, 14966, 16751, 19242, 21537, 22449, 28716, 29932, 33502, 38484, 43074, 44898, 50253, 67004, 67347, 86148, 89796, 100506, 134694, 150759, 201012, 269388, 301518, 603036, 2558117, 5116234, 7674351, 10232468, 15348702, 17906819, 23023053, 30697404, 35813638, 46046106, 53720457, 71627276, 92092212, 107440914, 161161371, 214881828, 322322742, 644645484]

約数ペア:

[(1, 644645484), (2, 322322742), (3, 214881828), (4, 161161371), (6, 107440914), (7, 92092212), (9, 71627276), (12, 53720457), (14, 46046106), (18, 35813638), (21, 30697404), (28, 23023053), (36, 17906819), (42, 15348702), (63, 10232468), (84, 7674351), (126, 5116234), (252, 2558117), (1069, 603036), (2138, 301518), (2393, 269388), (3207, 201012), (4276, 150759), (4786, 134694), (6414, 100506), (7179, 89796), (7483, 86148), (9572, 67347), (9621, 67004), (12828, 50253), (14358, 44898), (14966, 43074), (16751, 38484), (19242, 33502), (21537, 29932), (22449, 28716)]