639210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:183

約数の個数: 64

約数和(自身を含む): 1814400

約数和(自身を除く): 1175190

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 149, 165, 195, 286, 298, 330, 390, 429, 447, 715, 745, 858, 894, 1430, 1490, 1639, 1937, 2145, 2235, 3278, 3874, 4290, 4470, 4917, 5811, 8195, 9685, 9834, 11622, 16390, 19370, 21307, 24585, 29055, 42614, 49170, 58110, 63921, 106535, 127842, 213070, 319605, 639210]

約数ペア:

[(1, 639210), (2, 319605), (3, 213070), (5, 127842), (6, 106535), (10, 63921), (11, 58110), (13, 49170), (15, 42614), (22, 29055), (26, 24585), (30, 21307), (33, 19370), (39, 16390), (55, 11622), (65, 9834), (66, 9685), (78, 8195), (110, 5811), (130, 4917), (143, 4470), (149, 4290), (165, 3874), (195, 3278), (286, 2235), (298, 2145), (330, 1937), (390, 1639), (429, 1490), (447, 1430), (715, 894), (745, 858)]