20163990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 192

約数和(自身を含む): 65007360

約数和(自身を除く): 44843370

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 29, 30, 33, 35, 42, 43, 49, 55, 58, 66, 70, 77, 86, 87, 98, 105, 110, 129, 145, 147, 154, 165, 174, 203, 210, 215, 231, 245, 258, 290, 294, 301, 319, 330, 385, 406, 430, 435, 462, 473, 490, 539, 602, 609, 638, 645, 735, 770, 870, 903, 946, 957, 1015, 1078, 1155, 1218, 1247, 1290, 1419, 1421, 1470, 1505, 1595, 1617, 1806, 1914, 2030, 2107, 2233, 2310, 2365, 2494, 2695, 2838, 2842, 3010, 3045, 3190, 3234, 3311, 3741, 4214, 4263, 4466, 4515, 4730, 4785, 5390, 6090, 6235, 6321, 6622, 6699, 7095, 7105, 7482, 8085, 8526, 8729, 9030, 9570, 9933, 10535, 11165, 12470, 12642, 13398, 13717, 14190, 14210, 15631, 16170, 16555, 17458, 18705, 19866, 21070, 21315, 22330, 23177, 26187, 27434, 31262, 31605, 33110, 33495, 37410, 41151, 42630, 43645, 46354, 46893, 49665, 52374, 61103, 63210, 66990, 68585, 69531, 78155, 82302, 87290, 93786, 96019, 99330, 115885, 122206, 130935, 137170, 139062, 156310, 183309, 192038, 205755, 231770, 234465, 261870, 288057, 305515, 347655, 366618, 411510, 468930, 480095, 576114, 611030, 672133, 695310, 916545, 960190, 1344266, 1440285, 1833090, 2016399, 2880570, 3360665, 4032798, 6721330, 10081995, 20163990]

約数ペア:

[(1, 20163990), (2, 10081995), (3, 6721330), (5, 4032798), (6, 3360665), (7, 2880570), (10, 2016399), (11, 1833090), (14, 1440285), (15, 1344266), (21, 960190), (22, 916545), (29, 695310), (30, 672133), (33, 611030), (35, 576114), (42, 480095), (43, 468930), (49, 411510), (55, 366618), (58, 347655), (66, 305515), (70, 288057), (77, 261870), (86, 234465), (87, 231770), (98, 205755), (105, 192038), (110, 183309), (129, 156310), (145, 139062), (147, 137170), (154, 130935), (165, 122206), (174, 115885), (203, 99330), (210, 96019), (215, 93786), (231, 87290), (245, 82302), (258, 78155), (290, 69531), (294, 68585), (301, 66990), (319, 63210), (330, 61103), (385, 52374), (406, 49665), (430, 46893), (435, 46354), (462, 43645), (473, 42630), (490, 41151), (539, 37410), (602, 33495), (609, 33110), (638, 31605), (645, 31262), (735, 27434), (770, 26187), (870, 23177), (903, 22330), (946, 21315), (957, 21070), (1015, 19866), (1078, 18705), (1155, 17458), (1218, 16555), (1247, 16170), (1290, 15631), (1419, 14210), (1421, 14190), (1470, 13717), (1505, 13398), (1595, 12642), (1617, 12470), (1806, 11165), (1914, 10535), (2030, 9933), (2107, 9570), (2233, 9030), (2310, 8729), (2365, 8526), (2494, 8085), (2695, 7482), (2838, 7105), (2842, 7095), (3010, 6699), (3045, 6622), (3190, 6321), (3234, 6235), (3311, 6090), (3741, 5390), (4214, 4785), (4263, 4730), (4466, 4515)]