71073680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:181

約数の個数: 120

約数和(自身を含む): 183684672

約数和(自身を除く): 112610992

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 107, 115, 152, 184, 190, 214, 230, 304, 361, 368, 380, 428, 437, 460, 535, 722, 760, 856, 874, 920, 1070, 1444, 1520, 1712, 1748, 1805, 1840, 2033, 2140, 2185, 2461, 2888, 3496, 3610, 4066, 4280, 4370, 4922, 5776, 6992, 7220, 8132, 8303, 8560, 8740, 9844, 10165, 12305, 14440, 16264, 16606, 17480, 19688, 20330, 24610, 28880, 32528, 33212, 34960, 38627, 39376, 40660, 41515, 46759, 49220, 66424, 77254, 81320, 83030, 93518, 98440, 132848, 154508, 162640, 166060, 187036, 193135, 196880, 233795, 309016, 332120, 374072, 386270, 467590, 618032, 664240, 748144, 772540, 888421, 935180, 1545080, 1776842, 1870360, 3090160, 3553684, 3740720, 4442105, 7107368, 8884210, 14214736, 17768420, 35536840, 71073680]

約数ペア:

[(1, 71073680), (2, 35536840), (4, 17768420), (5, 14214736), (8, 8884210), (10, 7107368), (16, 4442105), (19, 3740720), (20, 3553684), (23, 3090160), (38, 1870360), (40, 1776842), (46, 1545080), (76, 935180), (80, 888421), (92, 772540), (95, 748144), (107, 664240), (115, 618032), (152, 467590), (184, 386270), (190, 374072), (214, 332120), (230, 309016), (304, 233795), (361, 196880), (368, 193135), (380, 187036), (428, 166060), (437, 162640), (460, 154508), (535, 132848), (722, 98440), (760, 93518), (856, 83030), (874, 81320), (920, 77254), (1070, 66424), (1444, 49220), (1520, 46759), (1712, 41515), (1748, 40660), (1805, 39376), (1840, 38627), (2033, 34960), (2140, 33212), (2185, 32528), (2461, 28880), (2888, 24610), (3496, 20330), (3610, 19688), (4066, 17480), (4280, 16606), (4370, 16264), (4922, 14440), (5776, 12305), (6992, 10165), (7220, 9844), (8132, 8740), (8303, 8560)]