71123520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:213

約数の個数: 224

約数和(自身を含む): 250911360

約数和(自身を除く): 179787840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 41, 48, 52, 60, 64, 65, 78, 80, 82, 96, 104, 120, 123, 130, 139, 156, 160, 164, 192, 195, 205, 208, 240, 246, 260, 278, 312, 320, 328, 390, 410, 416, 417, 480, 492, 520, 533, 556, 615, 624, 656, 695, 780, 820, 832, 834, 960, 984, 1040, 1066, 1112, 1230, 1248, 1312, 1390, 1560, 1599, 1640, 1668, 1807, 1968, 2080, 2085, 2132, 2224, 2460, 2496, 2624, 2665, 2780, 3120, 3198, 3280, 3336, 3614, 3936, 4160, 4170, 4264, 4448, 4920, 5330, 5421, 5560, 5699, 6240, 6396, 6560, 6672, 7228, 7872, 7995, 8340, 8528, 8896, 9035, 9840, 10660, 10842, 11120, 11398, 12480, 12792, 13120, 13344, 14456, 15990, 16680, 17056, 17097, 18070, 19680, 21320, 21684, 22240, 22796, 25584, 26688, 27105, 28495, 28912, 31980, 33360, 34112, 34194, 36140, 39360, 42640, 43368, 44480, 45592, 51168, 54210, 56990, 57824, 63960, 66720, 68388, 72280, 74087, 85280, 85485, 86736, 91184, 102336, 108420, 113980, 115648, 127920, 133440, 136776, 144560, 148174, 170560, 170970, 173472, 182368, 216840, 222261, 227960, 255840, 273552, 289120, 296348, 341940, 346944, 364736, 370435, 433680, 444522, 455920, 511680, 547104, 578240, 592696, 683880, 740870, 867360, 889044, 911840, 1094208, 1111305, 1185392, 1367760, 1481740, 1734720, 1778088, 1823680, 2222610, 2370784, 2735520, 2963480, 3556176, 4445220, 4741568, 5471040, 5926960, 7112352, 8890440, 11853920, 14224704, 17780880, 23707840, 35561760, 71123520]

約数ペア:

[(1, 71123520), (2, 35561760), (3, 23707840), (4, 17780880), (5, 14224704), (6, 11853920), (8, 8890440), (10, 7112352), (12, 5926960), (13, 5471040), (15, 4741568), (16, 4445220), (20, 3556176), (24, 2963480), (26, 2735520), (30, 2370784), (32, 2222610), (39, 1823680), (40, 1778088), (41, 1734720), (48, 1481740), (52, 1367760), (60, 1185392), (64, 1111305), (65, 1094208), (78, 911840), (80, 889044), (82, 867360), (96, 740870), (104, 683880), (120, 592696), (123, 578240), (130, 547104), (139, 511680), (156, 455920), (160, 444522), (164, 433680), (192, 370435), (195, 364736), (205, 346944), (208, 341940), (240, 296348), (246, 289120), (260, 273552), (278, 255840), (312, 227960), (320, 222261), (328, 216840), (390, 182368), (410, 173472), (416, 170970), (417, 170560), (480, 148174), (492, 144560), (520, 136776), (533, 133440), (556, 127920), (615, 115648), (624, 113980), (656, 108420), (695, 102336), (780, 91184), (820, 86736), (832, 85485), (834, 85280), (960, 74087), (984, 72280), (1040, 68388), (1066, 66720), (1112, 63960), (1230, 57824), (1248, 56990), (1312, 54210), (1390, 51168), (1560, 45592), (1599, 44480), (1640, 43368), (1668, 42640), (1807, 39360), (1968, 36140), (2080, 34194), (2085, 34112), (2132, 33360), (2224, 31980), (2460, 28912), (2496, 28495), (2624, 27105), (2665, 26688), (2780, 25584), (3120, 22796), (3198, 22240), (3280, 21684), (3336, 21320), (3614, 19680), (3936, 18070), (4160, 17097), (4170, 17056), (4264, 16680), (4448, 15990), (4920, 14456), (5330, 13344), (5421, 13120), (5560, 12792), (5699, 12480), (6240, 11398), (6396, 11120), (6560, 10842), (6672, 10660), (7228, 9840), (7872, 9035), (7995, 8896), (8340, 8528)]