1440644560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{4987}}^1$

素因数の和:5180

約数の個数: 80

約数和(自身を含む): 3518096256

約数和(自身を除く): 2077451696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 157, 184, 230, 314, 368, 460, 628, 785, 920, 1256, 1570, 1840, 2512, 3140, 3611, 4987, 6280, 7222, 9974, 12560, 14444, 18055, 19948, 24935, 28888, 36110, 39896, 49870, 57776, 72220, 79792, 99740, 114701, 144440, 199480, 229402, 288880, 398960, 458804, 573505, 782959, 917608, 1147010, 1565918, 1835216, 2294020, 3131836, 3914795, 4588040, 6263672, 7829590, 9176080, 12527344, 15659180, 18008057, 31318360, 36016114, 62636720, 72032228, 90040285, 144064456, 180080570, 288128912, 360161140, 720322280, 1440644560]

約数ペア:

[(1, 1440644560), (2, 720322280), (4, 360161140), (5, 288128912), (8, 180080570), (10, 144064456), (16, 90040285), (20, 72032228), (23, 62636720), (40, 36016114), (46, 31318360), (80, 18008057), (92, 15659180), (115, 12527344), (157, 9176080), (184, 7829590), (230, 6263672), (314, 4588040), (368, 3914795), (460, 3131836), (628, 2294020), (785, 1835216), (920, 1565918), (1256, 1147010), (1570, 917608), (1840, 782959), (2512, 573505), (3140, 458804), (3611, 398960), (4987, 288880), (6280, 229402), (7222, 199480), (9974, 144440), (12560, 114701), (14444, 99740), (18055, 79792), (19948, 72220), (24935, 57776), (28888, 49870), (36110, 39896)]