1997924760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{32839}}^1$

素因数の和:32882

約数の個数: 144

約数和(自身を含む): 7031372400

約数和(自身を除く): 5033447640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 676, 780, 845, 936, 1014, 1170, 1352, 1521, 1560, 1690, 2028, 2340, 2535, 3042, 3380, 4056, 4680, 5070, 6084, 6760, 7605, 10140, 12168, 15210, 20280, 30420, 32839, 60840, 65678, 98517, 131356, 164195, 197034, 262712, 295551, 328390, 394068, 426907, 492585, 591102, 656780, 788136, 853814, 985170, 1182204, 1280721, 1313560, 1477755, 1707628, 1970340, 2134535, 2364408, 2561442, 2955510, 3415256, 3842163, 3940680, 4269070, 5122884, 5549791, 5911020, 6403605, 7684326, 8538140, 10245768, 11099582, 11822040, 12807210, 15368652, 16649373, 17076280, 19210815, 22199164, 25614420, 27748955, 30737304, 33298746, 38421630, 44398328, 49948119, 51228840, 55497910, 66597492, 76843260, 83246865, 99896238, 110995820, 133194984, 153686520, 166493730, 199792476, 221991640, 249740595, 332987460, 399584952, 499481190, 665974920, 998962380, 1997924760]

約数ペア:

[(1, 1997924760), (2, 998962380), (3, 665974920), (4, 499481190), (5, 399584952), (6, 332987460), (8, 249740595), (9, 221991640), (10, 199792476), (12, 166493730), (13, 153686520), (15, 133194984), (18, 110995820), (20, 99896238), (24, 83246865), (26, 76843260), (30, 66597492), (36, 55497910), (39, 51228840), (40, 49948119), (45, 44398328), (52, 38421630), (60, 33298746), (65, 30737304), (72, 27748955), (78, 25614420), (90, 22199164), (104, 19210815), (117, 17076280), (120, 16649373), (130, 15368652), (156, 12807210), (169, 11822040), (180, 11099582), (195, 10245768), (234, 8538140), (260, 7684326), (312, 6403605), (338, 5911020), (360, 5549791), (390, 5122884), (468, 4269070), (507, 3940680), (520, 3842163), (585, 3415256), (676, 2955510), (780, 2561442), (845, 2364408), (936, 2134535), (1014, 1970340), (1170, 1707628), (1352, 1477755), (1521, 1313560), (1560, 1280721), (1690, 1182204), (2028, 985170), (2340, 853814), (2535, 788136), (3042, 656780), (3380, 591102), (4056, 492585), (4680, 426907), (5070, 394068), (6084, 328390), (6760, 295551), (7605, 262712), (10140, 197034), (12168, 164195), (15210, 131356), (20280, 98517), (30420, 65678), (32839, 60840)]