668839122

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:461

約数の個数: 144

約数和(自身を含む): 1771286400

約数和(自身を除く): 1102447278

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 49, 58, 63, 79, 87, 98, 126, 147, 158, 174, 203, 237, 261, 294, 331, 406, 441, 474, 522, 553, 609, 662, 711, 882, 993, 1106, 1218, 1421, 1422, 1659, 1827, 1986, 2291, 2317, 2842, 2979, 3318, 3654, 3871, 4263, 4582, 4634, 4977, 5958, 6873, 6951, 7742, 8526, 9599, 9954, 11613, 12789, 13746, 13902, 16037, 16219, 19198, 20619, 20853, 23226, 25578, 26149, 28797, 32074, 32438, 34839, 41238, 41706, 48111, 48657, 52298, 57594, 67193, 69678, 78447, 86391, 96222, 97314, 112259, 134386, 144333, 145971, 156894, 172782, 183043, 201579, 224518, 235341, 288666, 291942, 336777, 366086, 403158, 470351, 470682, 549129, 604737, 673554, 758321, 940702, 1010331, 1098258, 1209474, 1281301, 1411053, 1516642, 1647387, 2020662, 2274963, 2562602, 2822106, 3294774, 3843903, 4233159, 4549926, 5308247, 6824889, 7687806, 8466318, 10616494, 11531709, 13649778, 15924741, 23063418, 31849482, 37157729, 47774223, 74315458, 95548446, 111473187, 222946374, 334419561, 668839122]

約数ペア:

[(1, 668839122), (2, 334419561), (3, 222946374), (6, 111473187), (7, 95548446), (9, 74315458), (14, 47774223), (18, 37157729), (21, 31849482), (29, 23063418), (42, 15924741), (49, 13649778), (58, 11531709), (63, 10616494), (79, 8466318), (87, 7687806), (98, 6824889), (126, 5308247), (147, 4549926), (158, 4233159), (174, 3843903), (203, 3294774), (237, 2822106), (261, 2562602), (294, 2274963), (331, 2020662), (406, 1647387), (441, 1516642), (474, 1411053), (522, 1281301), (553, 1209474), (609, 1098258), (662, 1010331), (711, 940702), (882, 758321), (993, 673554), (1106, 604737), (1218, 549129), (1421, 470682), (1422, 470351), (1659, 403158), (1827, 366086), (1986, 336777), (2291, 291942), (2317, 288666), (2842, 235341), (2979, 224518), (3318, 201579), (3654, 183043), (3871, 172782), (4263, 156894), (4582, 145971), (4634, 144333), (4977, 134386), (5958, 112259), (6873, 97314), (6951, 96222), (7742, 86391), (8526, 78447), (9599, 69678), (9954, 67193), (11613, 57594), (12789, 52298), (13746, 48657), (13902, 48111), (16037, 41706), (16219, 41238), (19198, 34839), (20619, 32438), (20853, 32074), (23226, 28797), (25578, 26149)]