284366920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:515

約数の個数: 96

約数和(自身を含む): 691286400

約数和(自身を除く): 406919480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 361, 376, 380, 419, 470, 722, 760, 838, 893, 940, 1444, 1676, 1786, 1805, 1880, 2095, 2888, 3352, 3572, 3610, 4190, 4465, 7144, 7220, 7961, 8380, 8930, 14440, 15922, 16760, 16967, 17860, 19693, 31844, 33934, 35720, 39386, 39805, 63688, 67868, 78772, 79610, 84835, 98465, 135736, 151259, 157544, 159220, 169670, 196930, 302518, 318440, 339340, 374167, 393860, 605036, 678680, 748334, 756295, 787720, 1210072, 1496668, 1512590, 1870835, 2993336, 3025180, 3741670, 6050360, 7109173, 7483340, 14218346, 14966680, 28436692, 35545865, 56873384, 71091730, 142183460, 284366920]

約数ペア:

[(1, 284366920), (2, 142183460), (4, 71091730), (5, 56873384), (8, 35545865), (10, 28436692), (19, 14966680), (20, 14218346), (38, 7483340), (40, 7109173), (47, 6050360), (76, 3741670), (94, 3025180), (95, 2993336), (152, 1870835), (188, 1512590), (190, 1496668), (235, 1210072), (361, 787720), (376, 756295), (380, 748334), (419, 678680), (470, 605036), (722, 393860), (760, 374167), (838, 339340), (893, 318440), (940, 302518), (1444, 196930), (1676, 169670), (1786, 159220), (1805, 157544), (1880, 151259), (2095, 135736), (2888, 98465), (3352, 84835), (3572, 79610), (3610, 78772), (4190, 67868), (4465, 63688), (7144, 39805), (7220, 39386), (7961, 35720), (8380, 33934), (8930, 31844), (14440, 19693), (15922, 17860), (16760, 16967)]