28760760

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:238

約数の個数: 192

約数和(自身を含む): 108838080

約数和(自身を除く): 80077320

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, 56, 60, 63, 70, 72, 84, 90, 101, 105, 113, 120, 126, 140, 168, 180, 202, 210, 226, 252, 280, 303, 315, 339, 360, 404, 420, 452, 504, 505, 565, 606, 630, 678, 707, 791, 808, 840, 904, 909, 1010, 1017, 1130, 1212, 1260, 1356, 1414, 1515, 1582, 1695, 1818, 2020, 2034, 2121, 2260, 2373, 2424, 2520, 2712, 2828, 3030, 3164, 3390, 3535, 3636, 3955, 4040, 4068, 4242, 4520, 4545, 4746, 5085, 5656, 6060, 6328, 6363, 6780, 7070, 7119, 7272, 7910, 8136, 8484, 9090, 9492, 10170, 10605, 11413, 11865, 12120, 12726, 13560, 14140, 14238, 15820, 16968, 18180, 18984, 20340, 21210, 22826, 23730, 25452, 28280, 28476, 31640, 31815, 34239, 35595, 36360, 40680, 42420, 45652, 47460, 50904, 56952, 57065, 63630, 68478, 71190, 79891, 84840, 91304, 94920, 102717, 114130, 127260, 136956, 142380, 159782, 171195, 205434, 228260, 239673, 254520, 273912, 284760, 319564, 342390, 399455, 410868, 456520, 479346, 513585, 639128, 684780, 719019, 798910, 821736, 958692, 1027170, 1198365, 1369560, 1438038, 1597820, 1917384, 2054340, 2396730, 2876076, 3195640, 3595095, 4108680, 4793460, 5752152, 7190190, 9586920, 14380380, 28760760]

約数ペア:

[(1, 28760760), (2, 14380380), (3, 9586920), (4, 7190190), (5, 5752152), (6, 4793460), (7, 4108680), (8, 3595095), (9, 3195640), (10, 2876076), (12, 2396730), (14, 2054340), (15, 1917384), (18, 1597820), (20, 1438038), (21, 1369560), (24, 1198365), (28, 1027170), (30, 958692), (35, 821736), (36, 798910), (40, 719019), (42, 684780), (45, 639128), (56, 513585), (60, 479346), (63, 456520), (70, 410868), (72, 399455), (84, 342390), (90, 319564), (101, 284760), (105, 273912), (113, 254520), (120, 239673), (126, 228260), (140, 205434), (168, 171195), (180, 159782), (202, 142380), (210, 136956), (226, 127260), (252, 114130), (280, 102717), (303, 94920), (315, 91304), (339, 84840), (360, 79891), (404, 71190), (420, 68478), (452, 63630), (504, 57065), (505, 56952), (565, 50904), (606, 47460), (630, 45652), (678, 42420), (707, 40680), (791, 36360), (808, 35595), (840, 34239), (904, 31815), (909, 31640), (1010, 28476), (1017, 28280), (1130, 25452), (1212, 23730), (1260, 22826), (1356, 21210), (1414, 20340), (1515, 18984), (1582, 18180), (1695, 16968), (1818, 15820), (2020, 14238), (2034, 14140), (2121, 13560), (2260, 12726), (2373, 12120), (2424, 11865), (2520, 11413), (2712, 10605), (2828, 10170), (3030, 9492), (3164, 9090), (3390, 8484), (3535, 8136), (3636, 7910), (3955, 7272), (4040, 7119), (4068, 7070), (4242, 6780), (4520, 6363), (4545, 6328), (4746, 6060), (5085, 5656)]