397250880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:401

約数の個数: 224

約数和(自身を含む): 1374038400

約数和(自身を除く): 976787520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 139, 156, 160, 192, 195, 208, 229, 240, 260, 278, 312, 320, 390, 416, 417, 458, 480, 520, 556, 624, 687, 695, 780, 832, 834, 916, 960, 1040, 1112, 1145, 1248, 1374, 1390, 1560, 1668, 1807, 1832, 2080, 2085, 2224, 2290, 2496, 2748, 2780, 2977, 3120, 3336, 3435, 3614, 3664, 4160, 4170, 4448, 4580, 5421, 5496, 5560, 5954, 6240, 6672, 6870, 7228, 7328, 8340, 8896, 8931, 9035, 9160, 10842, 10992, 11120, 11908, 12480, 13344, 13740, 14456, 14656, 14885, 16680, 17862, 18070, 18320, 21684, 21984, 22240, 23816, 26688, 27105, 27480, 28912, 29770, 31831, 33360, 35724, 36140, 36640, 43368, 43968, 44480, 44655, 47632, 54210, 54960, 57824, 59540, 63662, 66720, 71448, 72280, 73280, 86736, 89310, 95264, 95493, 108420, 109920, 115648, 119080, 127324, 133440, 142896, 144560, 159155, 173472, 178620, 190528, 190986, 216840, 219840, 238160, 254648, 285792, 289120, 318310, 346944, 357240, 381972, 413803, 433680, 476320, 477465, 509296, 571584, 578240, 636620, 714480, 763944, 827606, 867360, 952640, 954930, 1018592, 1241409, 1273240, 1428960, 1527888, 1655212, 1734720, 1909860, 2037184, 2069015, 2482818, 2546480, 2857920, 3055776, 3310424, 3819720, 4138030, 4965636, 5092960, 6111552, 6207045, 6620848, 7639440, 8276060, 9931272, 10185920, 12414090, 13241696, 15278880, 16552120, 19862544, 24828180, 26483392, 30557760, 33104240, 39725088, 49656360, 66208480, 79450176, 99312720, 132416960, 198625440, 397250880]

約数ペア:

[(1, 397250880), (2, 198625440), (3, 132416960), (4, 99312720), (5, 79450176), (6, 66208480), (8, 49656360), (10, 39725088), (12, 33104240), (13, 30557760), (15, 26483392), (16, 24828180), (20, 19862544), (24, 16552120), (26, 15278880), (30, 13241696), (32, 12414090), (39, 10185920), (40, 9931272), (48, 8276060), (52, 7639440), (60, 6620848), (64, 6207045), (65, 6111552), (78, 5092960), (80, 4965636), (96, 4138030), (104, 3819720), (120, 3310424), (130, 3055776), (139, 2857920), (156, 2546480), (160, 2482818), (192, 2069015), (195, 2037184), (208, 1909860), (229, 1734720), (240, 1655212), (260, 1527888), (278, 1428960), (312, 1273240), (320, 1241409), (390, 1018592), (416, 954930), (417, 952640), (458, 867360), (480, 827606), (520, 763944), (556, 714480), (624, 636620), (687, 578240), (695, 571584), (780, 509296), (832, 477465), (834, 476320), (916, 433680), (960, 413803), (1040, 381972), (1112, 357240), (1145, 346944), (1248, 318310), (1374, 289120), (1390, 285792), (1560, 254648), (1668, 238160), (1807, 219840), (1832, 216840), (2080, 190986), (2085, 190528), (2224, 178620), (2290, 173472), (2496, 159155), (2748, 144560), (2780, 142896), (2977, 133440), (3120, 127324), (3336, 119080), (3435, 115648), (3614, 109920), (3664, 108420), (4160, 95493), (4170, 95264), (4448, 89310), (4580, 86736), (5421, 73280), (5496, 72280), (5560, 71448), (5954, 66720), (6240, 63662), (6672, 59540), (6870, 57824), (7228, 54960), (7328, 54210), (8340, 47632), (8896, 44655), (8931, 44480), (9035, 43968), (9160, 43368), (10842, 36640), (10992, 36140), (11120, 35724), (11908, 33360), (12480, 31831), (13344, 29770), (13740, 28912), (14456, 27480), (14656, 27105), (14885, 26688), (16680, 23816), (17862, 22240), (18070, 21984), (18320, 21684)]