1645421760

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1861}}^1$

素因数の和:2191

約数の個数: 168

約数和(自身を含む): 5681051376

約数和(自身を除く): 4035629616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 307, 320, 360, 480, 576, 614, 720, 921, 960, 1228, 1440, 1535, 1842, 1861, 2456, 2763, 2880, 3070, 3684, 3722, 4605, 4912, 5526, 5583, 6140, 7368, 7444, 9210, 9305, 9824, 11052, 11166, 12280, 13815, 14736, 14888, 16749, 18420, 18610, 19648, 22104, 22332, 24560, 27630, 27915, 29472, 29776, 33498, 36840, 37220, 44208, 44664, 49120, 55260, 55830, 58944, 59552, 66996, 73680, 74440, 83745, 88416, 89328, 98240, 110520, 111660, 119104, 133992, 147360, 148880, 167490, 176832, 178656, 221040, 223320, 267984, 294720, 297760, 334980, 357312, 442080, 446640, 535968, 571327, 595520, 669960, 884160, 893280, 1071936, 1142654, 1339920, 1713981, 1786560, 2285308, 2679840, 2856635, 3427962, 4570616, 5141943, 5359680, 5713270, 6855924, 8569905, 9141232, 10283886, 11426540, 13711848, 17139810, 18282464, 20567772, 22853080, 25709715, 27423696, 34279620, 36564928, 41135544, 45706160, 51419430, 54847392, 68559240, 82271088, 91412320, 102838860, 109694784, 137118480, 164542176, 182824640, 205677720, 274236960, 329084352, 411355440, 548473920, 822710880, 1645421760]

約数ペア:

[(1, 1645421760), (2, 822710880), (3, 548473920), (4, 411355440), (5, 329084352), (6, 274236960), (8, 205677720), (9, 182824640), (10, 164542176), (12, 137118480), (15, 109694784), (16, 102838860), (18, 91412320), (20, 82271088), (24, 68559240), (30, 54847392), (32, 51419430), (36, 45706160), (40, 41135544), (45, 36564928), (48, 34279620), (60, 27423696), (64, 25709715), (72, 22853080), (80, 20567772), (90, 18282464), (96, 17139810), (120, 13711848), (144, 11426540), (160, 10283886), (180, 9141232), (192, 8569905), (240, 6855924), (288, 5713270), (307, 5359680), (320, 5141943), (360, 4570616), (480, 3427962), (576, 2856635), (614, 2679840), (720, 2285308), (921, 1786560), (960, 1713981), (1228, 1339920), (1440, 1142654), (1535, 1071936), (1842, 893280), (1861, 884160), (2456, 669960), (2763, 595520), (2880, 571327), (3070, 535968), (3684, 446640), (3722, 442080), (4605, 357312), (4912, 334980), (5526, 297760), (5583, 294720), (6140, 267984), (7368, 223320), (7444, 221040), (9210, 178656), (9305, 176832), (9824, 167490), (11052, 148880), (11166, 147360), (12280, 133992), (13815, 119104), (14736, 111660), (14888, 110520), (16749, 98240), (18420, 89328), (18610, 88416), (19648, 83745), (22104, 74440), (22332, 73680), (24560, 66996), (27630, 59552), (27915, 58944), (29472, 55830), (29776, 55260), (33498, 49120), (36840, 44664), (37220, 44208)]