18537090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:212

約数の個数: 128

約数和(自身を含む): 54432000

約数和(自身を除く): 35894910

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 29, 30, 33, 39, 55, 58, 65, 66, 78, 87, 110, 130, 143, 145, 149, 165, 174, 195, 286, 290, 298, 319, 330, 377, 390, 429, 435, 447, 638, 715, 745, 754, 858, 870, 894, 957, 1131, 1430, 1490, 1595, 1639, 1885, 1914, 1937, 2145, 2235, 2262, 3190, 3278, 3770, 3874, 4147, 4290, 4321, 4470, 4785, 4917, 5655, 5811, 8195, 8294, 8642, 9570, 9685, 9834, 11310, 11622, 12441, 12963, 16390, 19370, 20735, 21307, 21605, 24585, 24882, 25926, 29055, 41470, 42614, 43210, 47531, 49170, 56173, 58110, 62205, 63921, 64815, 95062, 106535, 112346, 124410, 127842, 129630, 142593, 168519, 213070, 237655, 280865, 285186, 319605, 337038, 475310, 561730, 617903, 639210, 712965, 842595, 1235806, 1425930, 1685190, 1853709, 3089515, 3707418, 6179030, 9268545, 18537090]

約数ペア:

[(1, 18537090), (2, 9268545), (3, 6179030), (5, 3707418), (6, 3089515), (10, 1853709), (11, 1685190), (13, 1425930), (15, 1235806), (22, 842595), (26, 712965), (29, 639210), (30, 617903), (33, 561730), (39, 475310), (55, 337038), (58, 319605), (65, 285186), (66, 280865), (78, 237655), (87, 213070), (110, 168519), (130, 142593), (143, 129630), (145, 127842), (149, 124410), (165, 112346), (174, 106535), (195, 95062), (286, 64815), (290, 63921), (298, 62205), (319, 58110), (330, 56173), (377, 49170), (390, 47531), (429, 43210), (435, 42614), (447, 41470), (638, 29055), (715, 25926), (745, 24882), (754, 24585), (858, 21605), (870, 21307), (894, 20735), (957, 19370), (1131, 16390), (1430, 12963), (1490, 12441), (1595, 11622), (1639, 11310), (1885, 9834), (1914, 9685), (1937, 9570), (2145, 8642), (2235, 8294), (2262, 8195), (3190, 5811), (3278, 5655), (3770, 4917), (3874, 4785), (4147, 4470), (4290, 4321)]