161968716

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1009}}^1$

素因数の和:1053

約数の個数: 144

約数和(自身を含む): 514696000

約数和(自身を除く): 352727284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 343, 364, 441, 468, 546, 588, 637, 686, 819, 882, 1009, 1029, 1092, 1274, 1372, 1638, 1764, 1911, 2018, 2058, 2548, 3027, 3087, 3276, 3822, 4036, 4116, 4459, 5733, 6054, 6174, 7063, 7644, 8918, 9081, 11466, 12108, 12348, 13117, 13377, 14126, 17836, 18162, 21189, 22932, 26234, 26754, 28252, 36324, 39351, 40131, 42378, 49441, 52468, 53508, 63567, 78702, 80262, 84756, 91819, 98882, 118053, 127134, 148323, 157404, 160524, 183638, 197764, 236106, 254268, 275457, 296646, 346087, 367276, 444969, 472212, 550914, 593292, 642733, 692174, 826371, 889938, 1038261, 1101828, 1285466, 1384348, 1652742, 1779876, 1928199, 2076522, 2570932, 3114783, 3305484, 3856398, 4153044, 4499131, 5784597, 6229566, 7712796, 8998262, 11569194, 12459132, 13497393, 17996524, 23138388, 26994786, 40492179, 53989572, 80984358, 161968716]

約数ペア:

[(1, 161968716), (2, 80984358), (3, 53989572), (4, 40492179), (6, 26994786), (7, 23138388), (9, 17996524), (12, 13497393), (13, 12459132), (14, 11569194), (18, 8998262), (21, 7712796), (26, 6229566), (28, 5784597), (36, 4499131), (39, 4153044), (42, 3856398), (49, 3305484), (52, 3114783), (63, 2570932), (78, 2076522), (84, 1928199), (91, 1779876), (98, 1652742), (117, 1384348), (126, 1285466), (147, 1101828), (156, 1038261), (182, 889938), (196, 826371), (234, 692174), (252, 642733), (273, 593292), (294, 550914), (343, 472212), (364, 444969), (441, 367276), (468, 346087), (546, 296646), (588, 275457), (637, 254268), (686, 236106), (819, 197764), (882, 183638), (1009, 160524), (1029, 157404), (1092, 148323), (1274, 127134), (1372, 118053), (1638, 98882), (1764, 91819), (1911, 84756), (2018, 80262), (2058, 78702), (2548, 63567), (3027, 53508), (3087, 52468), (3276, 49441), (3822, 42378), (4036, 40131), (4116, 39351), (4459, 36324), (5733, 28252), (6054, 26754), (6174, 26234), (7063, 22932), (7644, 21189), (8918, 18162), (9081, 17836), (11466, 14126), (12108, 13377), (12348, 13117)]