12838140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:488

約数の個数: 144

約数和(自身を含む): 46545408

約数和(自身を除く): 33707268

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 138, 140, 161, 180, 207, 210, 230, 252, 276, 315, 322, 345, 414, 420, 443, 460, 483, 630, 644, 690, 805, 828, 886, 966, 1035, 1260, 1329, 1380, 1449, 1610, 1772, 1932, 2070, 2215, 2415, 2658, 2898, 3101, 3220, 3987, 4140, 4430, 4830, 5316, 5796, 6202, 6645, 7245, 7974, 8860, 9303, 9660, 10189, 12404, 13290, 14490, 15505, 15948, 18606, 19935, 20378, 26580, 27909, 28980, 30567, 31010, 37212, 39870, 40756, 46515, 50945, 55818, 61134, 62020, 71323, 79740, 91701, 93030, 101890, 111636, 122268, 139545, 142646, 152835, 183402, 186060, 203780, 213969, 279090, 285292, 305670, 356615, 366804, 427938, 458505, 558180, 611340, 641907, 713230, 855876, 917010, 1069845, 1283814, 1426460, 1834020, 2139690, 2567628, 3209535, 4279380, 6419070, 12838140]

約数ペア:

[(1, 12838140), (2, 6419070), (3, 4279380), (4, 3209535), (5, 2567628), (6, 2139690), (7, 1834020), (9, 1426460), (10, 1283814), (12, 1069845), (14, 917010), (15, 855876), (18, 713230), (20, 641907), (21, 611340), (23, 558180), (28, 458505), (30, 427938), (35, 366804), (36, 356615), (42, 305670), (45, 285292), (46, 279090), (60, 213969), (63, 203780), (69, 186060), (70, 183402), (84, 152835), (90, 142646), (92, 139545), (105, 122268), (115, 111636), (126, 101890), (138, 93030), (140, 91701), (161, 79740), (180, 71323), (207, 62020), (210, 61134), (230, 55818), (252, 50945), (276, 46515), (315, 40756), (322, 39870), (345, 37212), (414, 31010), (420, 30567), (443, 28980), (460, 27909), (483, 26580), (630, 20378), (644, 19935), (690, 18606), (805, 15948), (828, 15505), (886, 14490), (966, 13290), (1035, 12404), (1260, 10189), (1329, 9660), (1380, 9303), (1449, 8860), (1610, 7974), (1772, 7245), (1932, 6645), (2070, 6202), (2215, 5796), (2415, 5316), (2658, 4830), (2898, 4430), (3101, 4140), (3220, 3987)]