102428760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1999}}^1$

素因数の和:2081

約数の個数: 128

約数和(自身を含む): 357120000

約数和(自身を除く): 254691240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1464, 1708, 1830, 1999, 2135, 2440, 2562, 3416, 3660, 3998, 4270, 5124, 5997, 6405, 7320, 7996, 8540, 9995, 10248, 11994, 12810, 13993, 15992, 17080, 19990, 23988, 25620, 27986, 29985, 39980, 41979, 47976, 51240, 55972, 59970, 69965, 79960, 83958, 111944, 119940, 121939, 139930, 167916, 209895, 239880, 243878, 279860, 335832, 365817, 419790, 487756, 559720, 609695, 731634, 839580, 853573, 975512, 1219390, 1463268, 1679160, 1707146, 1829085, 2438780, 2560719, 2926536, 3414292, 3658170, 4267865, 4877560, 5121438, 6828584, 7316340, 8535730, 10242876, 12803595, 14632680, 17071460, 20485752, 25607190, 34142920, 51214380, 102428760]

約数ペア:

[(1, 102428760), (2, 51214380), (3, 34142920), (4, 25607190), (5, 20485752), (6, 17071460), (7, 14632680), (8, 12803595), (10, 10242876), (12, 8535730), (14, 7316340), (15, 6828584), (20, 5121438), (21, 4877560), (24, 4267865), (28, 3658170), (30, 3414292), (35, 2926536), (40, 2560719), (42, 2438780), (56, 1829085), (60, 1707146), (61, 1679160), (70, 1463268), (84, 1219390), (105, 975512), (120, 853573), (122, 839580), (140, 731634), (168, 609695), (183, 559720), (210, 487756), (244, 419790), (280, 365817), (305, 335832), (366, 279860), (420, 243878), (427, 239880), (488, 209895), (610, 167916), (732, 139930), (840, 121939), (854, 119940), (915, 111944), (1220, 83958), (1281, 79960), (1464, 69965), (1708, 59970), (1830, 55972), (1999, 51240), (2135, 47976), (2440, 41979), (2562, 39980), (3416, 29985), (3660, 27986), (3998, 25620), (4270, 23988), (5124, 19990), (5997, 17080), (6405, 15992), (7320, 13993), (7996, 12810), (8540, 11994), (9995, 10248)]