691017480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{787}}^1$

素因数の和:1081

約数の個数: 160

約数和(自身を含む): 2334119040

約数和(自身を除く): 1643101560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 271, 324, 360, 405, 540, 542, 648, 787, 810, 813, 1080, 1084, 1355, 1574, 1620, 1626, 2168, 2361, 2439, 2710, 3148, 3240, 3252, 3935, 4065, 4722, 4878, 5420, 6296, 6504, 7083, 7317, 7870, 8130, 9444, 9756, 10840, 11805, 12195, 14166, 14634, 15740, 16260, 18888, 19512, 21249, 21951, 23610, 24390, 28332, 29268, 31480, 32520, 35415, 36585, 42498, 43902, 47220, 48780, 56664, 58536, 63747, 70830, 73170, 84996, 87804, 94440, 97560, 106245, 109755, 127494, 141660, 146340, 169992, 175608, 212490, 213277, 219510, 254988, 283320, 292680, 318735, 424980, 426554, 439020, 509976, 637470, 639831, 849960, 853108, 878040, 1066385, 1274940, 1279662, 1706216, 1919493, 2132770, 2549880, 2559324, 3199155, 3838986, 4265540, 5118648, 5758479, 6398310, 7677972, 8531080, 9597465, 11516958, 12796620, 15355944, 17275437, 19194930, 23033916, 25593240, 28792395, 34550874, 38389860, 46067832, 57584790, 69101748, 76779720, 86377185, 115169580, 138203496, 172754370, 230339160, 345508740, 691017480]

約数ペア:

[(1, 691017480), (2, 345508740), (3, 230339160), (4, 172754370), (5, 138203496), (6, 115169580), (8, 86377185), (9, 76779720), (10, 69101748), (12, 57584790), (15, 46067832), (18, 38389860), (20, 34550874), (24, 28792395), (27, 25593240), (30, 23033916), (36, 19194930), (40, 17275437), (45, 15355944), (54, 12796620), (60, 11516958), (72, 9597465), (81, 8531080), (90, 7677972), (108, 6398310), (120, 5758479), (135, 5118648), (162, 4265540), (180, 3838986), (216, 3199155), (270, 2559324), (271, 2549880), (324, 2132770), (360, 1919493), (405, 1706216), (540, 1279662), (542, 1274940), (648, 1066385), (787, 878040), (810, 853108), (813, 849960), (1080, 639831), (1084, 637470), (1355, 509976), (1574, 439020), (1620, 426554), (1626, 424980), (2168, 318735), (2361, 292680), (2439, 283320), (2710, 254988), (3148, 219510), (3240, 213277), (3252, 212490), (3935, 175608), (4065, 169992), (4722, 146340), (4878, 141660), (5420, 127494), (6296, 109755), (6504, 106245), (7083, 97560), (7317, 94440), (7870, 87804), (8130, 84996), (9444, 73170), (9756, 70830), (10840, 63747), (11805, 58536), (12195, 56664), (14166, 48780), (14634, 47220), (15740, 43902), (16260, 42498), (18888, 36585), (19512, 35415), (21249, 32520), (21951, 31480), (23610, 29268), (24390, 28332)]