980658120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{3191}}^1$

素因数の和:3415

約数の個数: 128

約数和(自身を含む): 3185360640

約数和(自身を除く): 2204702520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 197, 260, 312, 390, 394, 520, 591, 780, 788, 985, 1182, 1560, 1576, 1970, 2364, 2561, 2955, 3191, 3940, 4728, 5122, 5910, 6382, 7683, 7880, 9573, 10244, 11820, 12764, 12805, 15366, 15955, 19146, 20488, 23640, 25528, 25610, 30732, 31910, 38292, 38415, 41483, 47865, 51220, 61464, 63820, 76584, 76830, 82966, 95730, 102440, 124449, 127640, 153660, 165932, 191460, 207415, 248898, 307320, 331864, 382920, 414830, 497796, 622245, 628627, 829660, 995592, 1244490, 1257254, 1659320, 1885881, 2488980, 2514508, 3143135, 3771762, 4977960, 5029016, 6286270, 7543524, 8172151, 9429405, 12572540, 15087048, 16344302, 18858810, 24516453, 25145080, 32688604, 37717620, 40860755, 49032906, 65377208, 75435240, 81721510, 98065812, 122582265, 163443020, 196131624, 245164530, 326886040, 490329060, 980658120]

約数ペア:

[(1, 980658120), (2, 490329060), (3, 326886040), (4, 245164530), (5, 196131624), (6, 163443020), (8, 122582265), (10, 98065812), (12, 81721510), (13, 75435240), (15, 65377208), (20, 49032906), (24, 40860755), (26, 37717620), (30, 32688604), (39, 25145080), (40, 24516453), (52, 18858810), (60, 16344302), (65, 15087048), (78, 12572540), (104, 9429405), (120, 8172151), (130, 7543524), (156, 6286270), (195, 5029016), (197, 4977960), (260, 3771762), (312, 3143135), (390, 2514508), (394, 2488980), (520, 1885881), (591, 1659320), (780, 1257254), (788, 1244490), (985, 995592), (1182, 829660), (1560, 628627), (1576, 622245), (1970, 497796), (2364, 414830), (2561, 382920), (2955, 331864), (3191, 307320), (3940, 248898), (4728, 207415), (5122, 191460), (5910, 165932), (6382, 153660), (7683, 127640), (7880, 124449), (9573, 102440), (10244, 95730), (11820, 82966), (12764, 76830), (12805, 76584), (15366, 63820), (15955, 61464), (19146, 51220), (20488, 47865), (23640, 41483), (25528, 38415), (25610, 38292), (30732, 31910)]