196458640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2179}}^1$

素因数の和:2229

約数の個数: 120

約数和(自身を含む): 554696640

約数和(自身を除く): 358238000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 161, 184, 196, 230, 245, 280, 322, 368, 392, 460, 490, 560, 644, 784, 805, 920, 980, 1127, 1288, 1610, 1840, 1960, 2179, 2254, 2576, 3220, 3920, 4358, 4508, 5635, 6440, 8716, 9016, 10895, 11270, 12880, 15253, 17432, 18032, 21790, 22540, 30506, 34864, 43580, 45080, 50117, 61012, 76265, 87160, 90160, 100234, 106771, 122024, 152530, 174320, 200468, 213542, 244048, 250585, 305060, 350819, 400936, 427084, 501170, 533855, 610120, 701638, 801872, 854168, 1002340, 1067710, 1220240, 1403276, 1708336, 1754095, 2004680, 2135420, 2455733, 2806552, 3508190, 4009360, 4270840, 4911466, 5613104, 7016380, 8541680, 9822932, 12278665, 14032760, 19645864, 24557330, 28065520, 39291728, 49114660, 98229320, 196458640]

約数ペア:

[(1, 196458640), (2, 98229320), (4, 49114660), (5, 39291728), (7, 28065520), (8, 24557330), (10, 19645864), (14, 14032760), (16, 12278665), (20, 9822932), (23, 8541680), (28, 7016380), (35, 5613104), (40, 4911466), (46, 4270840), (49, 4009360), (56, 3508190), (70, 2806552), (80, 2455733), (92, 2135420), (98, 2004680), (112, 1754095), (115, 1708336), (140, 1403276), (161, 1220240), (184, 1067710), (196, 1002340), (230, 854168), (245, 801872), (280, 701638), (322, 610120), (368, 533855), (392, 501170), (460, 427084), (490, 400936), (560, 350819), (644, 305060), (784, 250585), (805, 244048), (920, 213542), (980, 200468), (1127, 174320), (1288, 152530), (1610, 122024), (1840, 106771), (1960, 100234), (2179, 90160), (2254, 87160), (2576, 76265), (3220, 61012), (3920, 50117), (4358, 45080), (4508, 43580), (5635, 34864), (6440, 30506), (8716, 22540), (9016, 21790), (10895, 18032), (11270, 17432), (12880, 15253)]