18462080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:356

約数の個数: 128

約数和(自身を含む): 54492480

約数和(自身を除く): 36030400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 280, 317, 320, 364, 416, 448, 455, 520, 560, 634, 640, 728, 832, 896, 910, 1040, 1120, 1268, 1456, 1585, 1664, 1820, 2080, 2219, 2240, 2536, 2912, 3170, 3640, 4121, 4160, 4438, 4480, 5072, 5824, 6340, 7280, 8242, 8320, 8876, 10144, 11095, 11648, 12680, 14560, 16484, 17752, 20288, 20605, 22190, 25360, 28847, 29120, 32968, 35504, 40576, 41210, 44380, 50720, 57694, 58240, 65936, 71008, 82420, 88760, 101440, 115388, 131872, 142016, 144235, 164840, 177520, 202880, 230776, 263744, 284032, 288470, 329680, 355040, 461552, 527488, 576940, 659360, 710080, 923104, 1153880, 1318720, 1420160, 1846208, 2307760, 2637440, 3692416, 4615520, 9231040, 18462080]

約数ペア:

[(1, 18462080), (2, 9231040), (4, 4615520), (5, 3692416), (7, 2637440), (8, 2307760), (10, 1846208), (13, 1420160), (14, 1318720), (16, 1153880), (20, 923104), (26, 710080), (28, 659360), (32, 576940), (35, 527488), (40, 461552), (52, 355040), (56, 329680), (64, 288470), (65, 284032), (70, 263744), (80, 230776), (91, 202880), (104, 177520), (112, 164840), (128, 144235), (130, 142016), (140, 131872), (160, 115388), (182, 101440), (208, 88760), (224, 82420), (260, 71008), (280, 65936), (317, 58240), (320, 57694), (364, 50720), (416, 44380), (448, 41210), (455, 40576), (520, 35504), (560, 32968), (634, 29120), (640, 28847), (728, 25360), (832, 22190), (896, 20605), (910, 20288), (1040, 17752), (1120, 16484), (1268, 14560), (1456, 12680), (1585, 11648), (1664, 11095), (1820, 10144), (2080, 8876), (2219, 8320), (2240, 8242), (2536, 7280), (2912, 6340), (3170, 5824), (3640, 5072), (4121, 4480), (4160, 4438)]