280803090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{21419}}^1$

素因数の和:21471

約数の個数: 64

約数和(自身を含む): 740275200

約数和(自身を除く): 459472110

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 30, 38, 46, 57, 69, 95, 114, 115, 138, 190, 230, 285, 345, 437, 570, 690, 874, 1311, 2185, 2622, 4370, 6555, 13110, 21419, 42838, 64257, 107095, 128514, 214190, 321285, 406961, 492637, 642570, 813922, 985274, 1220883, 1477911, 2034805, 2441766, 2463185, 2955822, 4069610, 4926370, 6104415, 7389555, 9360103, 12208830, 14779110, 18720206, 28080309, 46800515, 56160618, 93601030, 140401545, 280803090]

約数ペア:

[(1, 280803090), (2, 140401545), (3, 93601030), (5, 56160618), (6, 46800515), (10, 28080309), (15, 18720206), (19, 14779110), (23, 12208830), (30, 9360103), (38, 7389555), (46, 6104415), (57, 4926370), (69, 4069610), (95, 2955822), (114, 2463185), (115, 2441766), (138, 2034805), (190, 1477911), (230, 1220883), (285, 985274), (345, 813922), (437, 642570), (570, 492637), (690, 406961), (874, 321285), (1311, 214190), (2185, 128514), (2622, 107095), (4370, 64257), (6555, 42838), (13110, 21419)]