20144057580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1\times {\mathrm{1699}}^1$

素因数の和:2244

約数の個数: 144

約数和(自身を含む): 61632480000

約数和(自身を除く): 41488422420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 331, 398, 597, 662, 796, 993, 995, 1194, 1324, 1655, 1699, 1791, 1986, 1990, 2388, 2979, 2985, 3310, 3398, 3582, 3972, 3980, 4965, 5097, 5958, 5970, 6620, 6796, 7164, 8495, 8955, 9930, 10194, 11916, 11940, 14895, 15291, 16990, 17910, 19860, 20388, 25485, 29790, 30582, 33980, 35820, 50970, 59580, 61164, 65869, 76455, 101940, 131738, 152910, 197607, 263476, 305820, 329345, 338101, 395214, 562369, 592821, 658690, 676202, 790428, 988035, 1014303, 1124738, 1185642, 1317380, 1352404, 1687107, 1690505, 1976070, 2028606, 2249476, 2371284, 2811845, 2964105, 3042909, 3374214, 3381010, 3952140, 4057212, 5061321, 5071515, 5623690, 5928210, 6085818, 6748428, 6762020, 8435535, 10122642, 10143030, 11247380, 11856420, 12171636, 15214545, 16871070, 20245284, 20286060, 25306605, 30429090, 33742140, 50613210, 60858180, 101226420, 111911431, 223822862, 335734293, 447645724, 559557155, 671468586, 1007202879, 1119114310, 1342937172, 1678671465, 2014405758, 2238228620, 3357342930, 4028811516, 5036014395, 6714685860, 10072028790, 20144057580]

約数ペア:

[(1, 20144057580), (2, 10072028790), (3, 6714685860), (4, 5036014395), (5, 4028811516), (6, 3357342930), (9, 2238228620), (10, 2014405758), (12, 1678671465), (15, 1342937172), (18, 1119114310), (20, 1007202879), (30, 671468586), (36, 559557155), (45, 447645724), (60, 335734293), (90, 223822862), (180, 111911431), (199, 101226420), (331, 60858180), (398, 50613210), (597, 33742140), (662, 30429090), (796, 25306605), (993, 20286060), (995, 20245284), (1194, 16871070), (1324, 15214545), (1655, 12171636), (1699, 11856420), (1791, 11247380), (1986, 10143030), (1990, 10122642), (2388, 8435535), (2979, 6762020), (2985, 6748428), (3310, 6085818), (3398, 5928210), (3582, 5623690), (3972, 5071515), (3980, 5061321), (4965, 4057212), (5097, 3952140), (5958, 3381010), (5970, 3374214), (6620, 3042909), (6796, 2964105), (7164, 2811845), (8495, 2371284), (8955, 2249476), (9930, 2028606), (10194, 1976070), (11916, 1690505), (11940, 1687107), (14895, 1352404), (15291, 1317380), (16990, 1185642), (17910, 1124738), (19860, 1014303), (20388, 988035), (25485, 790428), (29790, 676202), (30582, 658690), (33980, 592821), (35820, 562369), (50970, 395214), (59580, 338101), (61164, 329345), (65869, 305820), (76455, 263476), (101940, 197607), (131738, 152910)]