128623236

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:466

約数の個数: 144

約数和(自身を含む): 381124800

約数和(自身を除く): 252501564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 29, 38, 42, 49, 57, 58, 76, 84, 87, 98, 114, 116, 133, 147, 174, 196, 203, 228, 266, 294, 348, 397, 399, 406, 532, 551, 588, 609, 794, 798, 812, 931, 1102, 1191, 1218, 1421, 1588, 1596, 1653, 1862, 2204, 2382, 2436, 2779, 2793, 2842, 3306, 3724, 3857, 4263, 4764, 5558, 5586, 5684, 6612, 7543, 7714, 8337, 8526, 11116, 11172, 11513, 11571, 15086, 15428, 16674, 17052, 19453, 22629, 23026, 23142, 26999, 30172, 33348, 34539, 38906, 45258, 46052, 46284, 52801, 53998, 58359, 69078, 77812, 80591, 80997, 90516, 105602, 107996, 116718, 138156, 158403, 161182, 161994, 211204, 218747, 233436, 241773, 316806, 322364, 323988, 369607, 437494, 483546, 564137, 633612, 656241, 739214, 874988, 967092, 1108821, 1128274, 1312482, 1478428, 1531229, 1692411, 2217642, 2256548, 2624964, 3062458, 3384822, 4435284, 4593687, 6124916, 6769644, 9187374, 10718603, 18374748, 21437206, 32155809, 42874412, 64311618, 128623236]

約数ペア:

[(1, 128623236), (2, 64311618), (3, 42874412), (4, 32155809), (6, 21437206), (7, 18374748), (12, 10718603), (14, 9187374), (19, 6769644), (21, 6124916), (28, 4593687), (29, 4435284), (38, 3384822), (42, 3062458), (49, 2624964), (57, 2256548), (58, 2217642), (76, 1692411), (84, 1531229), (87, 1478428), (98, 1312482), (114, 1128274), (116, 1108821), (133, 967092), (147, 874988), (174, 739214), (196, 656241), (203, 633612), (228, 564137), (266, 483546), (294, 437494), (348, 369607), (397, 323988), (399, 322364), (406, 316806), (532, 241773), (551, 233436), (588, 218747), (609, 211204), (794, 161994), (798, 161182), (812, 158403), (931, 138156), (1102, 116718), (1191, 107996), (1218, 105602), (1421, 90516), (1588, 80997), (1596, 80591), (1653, 77812), (1862, 69078), (2204, 58359), (2382, 53998), (2436, 52801), (2779, 46284), (2793, 46052), (2842, 45258), (3306, 38906), (3724, 34539), (3857, 33348), (4263, 30172), (4764, 26999), (5558, 23142), (5586, 23026), (5684, 22629), (6612, 19453), (7543, 17052), (7714, 16674), (8337, 15428), (8526, 15086), (11116, 11571), (11172, 11513)]