664740960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{347}}^1$

素因数の和:685

約数の個数: 192

約数和(自身を含む): 2268870912

約数和(自身を除く): 1604129952

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, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 307, 312, 347, 390, 416, 480, 520, 614, 624, 694, 780, 921, 1040, 1041, 1228, 1248, 1388, 1535, 1560, 1735, 1842, 2080, 2082, 2456, 2776, 3070, 3120, 3470, 3684, 3991, 4164, 4511, 4605, 4912, 5205, 5552, 6140, 6240, 6940, 7368, 7982, 8328, 9022, 9210, 9824, 10410, 11104, 11973, 12280, 13533, 13880, 14736, 15964, 16656, 18044, 18420, 19955, 20820, 22555, 23946, 24560, 27066, 27760, 29472, 31928, 33312, 36088, 36840, 39910, 41640, 45110, 47892, 49120, 54132, 55520, 59865, 63856, 67665, 72176, 73680, 79820, 83280, 90220, 95784, 106529, 108264, 119730, 127712, 135330, 144352, 147360, 159640, 166560, 180440, 191568, 213058, 216528, 239460, 270660, 319280, 319587, 360880, 383136, 426116, 433056, 478920, 532645, 541320, 638560, 639174, 721760, 852232, 957840, 1065290, 1082640, 1278348, 1384877, 1597935, 1704464, 1915680, 2130580, 2165280, 2556696, 2769754, 3195870, 3408928, 4154631, 4261160, 5113392, 5539508, 6391740, 6924385, 8309262, 8522320, 10226784, 11079016, 12783480, 13848770, 16618524, 17044640, 20773155, 22158032, 25566960, 27697540, 33237048, 41546310, 44316064, 51133920, 55395080, 66474096, 83092620, 110790160, 132948192, 166185240, 221580320, 332370480, 664740960]

約数ペア:

[(1, 664740960), (2, 332370480), (3, 221580320), (4, 166185240), (5, 132948192), (6, 110790160), (8, 83092620), (10, 66474096), (12, 55395080), (13, 51133920), (15, 44316064), (16, 41546310), (20, 33237048), (24, 27697540), (26, 25566960), (30, 22158032), (32, 20773155), (39, 17044640), (40, 16618524), (48, 13848770), (52, 12783480), (60, 11079016), (65, 10226784), (78, 8522320), (80, 8309262), (96, 6924385), (104, 6391740), (120, 5539508), (130, 5113392), (156, 4261160), (160, 4154631), (195, 3408928), (208, 3195870), (240, 2769754), (260, 2556696), (307, 2165280), (312, 2130580), (347, 1915680), (390, 1704464), (416, 1597935), (480, 1384877), (520, 1278348), (614, 1082640), (624, 1065290), (694, 957840), (780, 852232), (921, 721760), (1040, 639174), (1041, 638560), (1228, 541320), (1248, 532645), (1388, 478920), (1535, 433056), (1560, 426116), (1735, 383136), (1842, 360880), (2080, 319587), (2082, 319280), (2456, 270660), (2776, 239460), (3070, 216528), (3120, 213058), (3470, 191568), (3684, 180440), (3991, 166560), (4164, 159640), (4511, 147360), (4605, 144352), (4912, 135330), (5205, 127712), (5552, 119730), (6140, 108264), (6240, 106529), (6940, 95784), (7368, 90220), (7982, 83280), (8328, 79820), (9022, 73680), (9210, 72176), (9824, 67665), (10410, 63856), (11104, 59865), (11973, 55520), (12280, 54132), (13533, 49120), (13880, 47892), (14736, 45110), (15964, 41640), (16656, 39910), (18044, 36840), (18420, 36088), (19955, 33312), (20820, 31928), (22555, 29472), (23946, 27760), (24560, 27066)]