255948840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2161}}^1$

素因数の和:2232

約数の個数: 192

約数和(自身を含む): 971343360

約数和(自身を除く): 715394520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 47, 56, 60, 63, 70, 72, 84, 90, 94, 105, 120, 126, 140, 141, 168, 180, 188, 210, 235, 252, 280, 282, 315, 329, 360, 376, 420, 423, 470, 504, 564, 630, 658, 705, 840, 846, 940, 987, 1128, 1260, 1316, 1410, 1645, 1692, 1880, 1974, 2115, 2161, 2520, 2632, 2820, 2961, 3290, 3384, 3948, 4230, 4322, 4935, 5640, 5922, 6483, 6580, 7896, 8460, 8644, 9870, 10805, 11844, 12966, 13160, 14805, 15127, 16920, 17288, 19449, 19740, 21610, 23688, 25932, 29610, 30254, 32415, 38898, 39480, 43220, 45381, 51864, 59220, 60508, 64830, 75635, 77796, 86440, 90762, 97245, 101567, 118440, 121016, 129660, 136143, 151270, 155592, 181524, 194490, 203134, 226905, 259320, 272286, 302540, 304701, 363048, 388980, 406268, 453810, 507835, 544572, 605080, 609402, 680715, 710969, 777960, 812536, 907620, 914103, 1015670, 1089144, 1218804, 1361430, 1421938, 1523505, 1815240, 1828206, 2031340, 2132907, 2437608, 2722860, 2843876, 3047010, 3554845, 3656412, 4062680, 4265814, 4570515, 5445720, 5687752, 6094020, 6398721, 7109690, 7312824, 8531628, 9141030, 10664535, 12188040, 12797442, 14219380, 17063256, 18282060, 21329070, 25594884, 28438760, 31993605, 36564120, 42658140, 51189768, 63987210, 85316280, 127974420, 255948840]

約数ペア:

[(1, 255948840), (2, 127974420), (3, 85316280), (4, 63987210), (5, 51189768), (6, 42658140), (7, 36564120), (8, 31993605), (9, 28438760), (10, 25594884), (12, 21329070), (14, 18282060), (15, 17063256), (18, 14219380), (20, 12797442), (21, 12188040), (24, 10664535), (28, 9141030), (30, 8531628), (35, 7312824), (36, 7109690), (40, 6398721), (42, 6094020), (45, 5687752), (47, 5445720), (56, 4570515), (60, 4265814), (63, 4062680), (70, 3656412), (72, 3554845), (84, 3047010), (90, 2843876), (94, 2722860), (105, 2437608), (120, 2132907), (126, 2031340), (140, 1828206), (141, 1815240), (168, 1523505), (180, 1421938), (188, 1361430), (210, 1218804), (235, 1089144), (252, 1015670), (280, 914103), (282, 907620), (315, 812536), (329, 777960), (360, 710969), (376, 680715), (420, 609402), (423, 605080), (470, 544572), (504, 507835), (564, 453810), (630, 406268), (658, 388980), (705, 363048), (840, 304701), (846, 302540), (940, 272286), (987, 259320), (1128, 226905), (1260, 203134), (1316, 194490), (1410, 181524), (1645, 155592), (1692, 151270), (1880, 136143), (1974, 129660), (2115, 121016), (2161, 118440), (2520, 101567), (2632, 97245), (2820, 90762), (2961, 86440), (3290, 77796), (3384, 75635), (3948, 64830), (4230, 60508), (4322, 59220), (4935, 51864), (5640, 45381), (5922, 43220), (6483, 39480), (6580, 38898), (7896, 32415), (8460, 30254), (8644, 29610), (9870, 25932), (10805, 23688), (11844, 21610), (12966, 19740), (13160, 19449), (14805, 17288), (15127, 16920)]