188463880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{337}}^1$

素因数の和:431

約数の個数: 128

約数和(自身を含む): 490613760

約数和(自身を除く): 302149880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 41, 44, 55, 62, 82, 88, 110, 124, 155, 164, 205, 220, 248, 310, 328, 337, 341, 410, 440, 451, 620, 674, 682, 820, 902, 1240, 1271, 1348, 1364, 1640, 1685, 1705, 1804, 2255, 2542, 2696, 2728, 3370, 3410, 3608, 3707, 4510, 5084, 6355, 6740, 6820, 7414, 9020, 10168, 10447, 12710, 13480, 13640, 13817, 13981, 14828, 18040, 18535, 20894, 25420, 27634, 27962, 29656, 37070, 41788, 50840, 52235, 55268, 55924, 69085, 69905, 74140, 83576, 104470, 110536, 111848, 114917, 138170, 139810, 148280, 151987, 208940, 229834, 276340, 279620, 303974, 417880, 428327, 459668, 552680, 559240, 574585, 607948, 759935, 856654, 919336, 1149170, 1215896, 1519870, 1713308, 2141635, 2298340, 3039740, 3426616, 4283270, 4596680, 4711597, 6079480, 8566540, 9423194, 17133080, 18846388, 23557985, 37692776, 47115970, 94231940, 188463880]

約数ペア:

[(1, 188463880), (2, 94231940), (4, 47115970), (5, 37692776), (8, 23557985), (10, 18846388), (11, 17133080), (20, 9423194), (22, 8566540), (31, 6079480), (40, 4711597), (41, 4596680), (44, 4283270), (55, 3426616), (62, 3039740), (82, 2298340), (88, 2141635), (110, 1713308), (124, 1519870), (155, 1215896), (164, 1149170), (205, 919336), (220, 856654), (248, 759935), (310, 607948), (328, 574585), (337, 559240), (341, 552680), (410, 459668), (440, 428327), (451, 417880), (620, 303974), (674, 279620), (682, 276340), (820, 229834), (902, 208940), (1240, 151987), (1271, 148280), (1348, 139810), (1364, 138170), (1640, 114917), (1685, 111848), (1705, 110536), (1804, 104470), (2255, 83576), (2542, 74140), (2696, 69905), (2728, 69085), (3370, 55924), (3410, 55268), (3608, 52235), (3707, 50840), (4510, 41788), (5084, 37070), (6355, 29656), (6740, 27962), (6820, 27634), (7414, 25420), (9020, 20894), (10168, 18535), (10447, 18040), (12710, 14828), (13480, 13981), (13640, 13817)]