161854680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:410

約数の個数: 192

約数和(自身を含む): 550229760

約数和(自身を除く): 388375080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 169, 184, 195, 230, 260, 276, 299, 312, 338, 345, 347, 390, 460, 507, 520, 552, 598, 676, 690, 694, 780, 845, 897, 920, 1014, 1041, 1196, 1352, 1380, 1388, 1495, 1560, 1690, 1735, 1794, 2028, 2082, 2392, 2535, 2760, 2776, 2990, 3380, 3470, 3588, 3887, 4056, 4164, 4485, 4511, 5070, 5205, 5980, 6760, 6940, 7176, 7774, 7981, 8328, 8970, 9022, 10140, 10410, 11661, 11960, 13533, 13880, 15548, 15962, 17940, 18044, 19435, 20280, 20820, 22555, 23322, 23943, 27066, 31096, 31924, 35880, 36088, 38870, 39905, 41640, 45110, 46644, 47886, 54132, 58305, 58643, 63848, 67665, 77740, 79810, 90220, 93288, 95772, 103753, 108264, 116610, 117286, 119715, 135330, 155480, 159620, 175929, 180440, 191544, 207506, 233220, 234572, 239430, 270660, 293215, 311259, 319240, 351858, 415012, 466440, 469144, 478860, 518765, 541320, 586430, 622518, 703716, 830024, 879645, 957720, 1037530, 1172860, 1245036, 1348789, 1407432, 1556295, 1759290, 2075060, 2345720, 2490072, 2697578, 3112590, 3518580, 4046367, 4150120, 5395156, 6225180, 6743945, 7037160, 8092734, 10790312, 12450360, 13487890, 16185468, 20231835, 26975780, 32370936, 40463670, 53951560, 80927340, 161854680]

約数ペア:

[(1, 161854680), (2, 80927340), (3, 53951560), (4, 40463670), (5, 32370936), (6, 26975780), (8, 20231835), (10, 16185468), (12, 13487890), (13, 12450360), (15, 10790312), (20, 8092734), (23, 7037160), (24, 6743945), (26, 6225180), (30, 5395156), (39, 4150120), (40, 4046367), (46, 3518580), (52, 3112590), (60, 2697578), (65, 2490072), (69, 2345720), (78, 2075060), (92, 1759290), (104, 1556295), (115, 1407432), (120, 1348789), (130, 1245036), (138, 1172860), (156, 1037530), (169, 957720), (184, 879645), (195, 830024), (230, 703716), (260, 622518), (276, 586430), (299, 541320), (312, 518765), (338, 478860), (345, 469144), (347, 466440), (390, 415012), (460, 351858), (507, 319240), (520, 311259), (552, 293215), (598, 270660), (676, 239430), (690, 234572), (694, 233220), (780, 207506), (845, 191544), (897, 180440), (920, 175929), (1014, 159620), (1041, 155480), (1196, 135330), (1352, 119715), (1380, 117286), (1388, 116610), (1495, 108264), (1560, 103753), (1690, 95772), (1735, 93288), (1794, 90220), (2028, 79810), (2082, 77740), (2392, 67665), (2535, 63848), (2760, 58643), (2776, 58305), (2990, 54132), (3380, 47886), (3470, 46644), (3588, 45110), (3887, 41640), (4056, 39905), (4164, 38870), (4485, 36088), (4511, 35880), (5070, 31924), (5205, 31096), (5980, 27066), (6760, 23943), (6940, 23322), (7176, 22555), (7774, 20820), (7981, 20280), (8328, 19435), (8970, 18044), (9022, 17940), (10140, 15962), (10410, 15548), (11661, 13880), (11960, 13533)]