198535920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:663

約数の個数: 160

約数和(自身を含む): 677099520

約数和(自身を除く): 478563600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 157, 165, 176, 220, 240, 264, 314, 330, 440, 471, 479, 528, 628, 660, 785, 880, 942, 958, 1256, 1320, 1437, 1570, 1727, 1884, 1916, 2355, 2395, 2512, 2640, 2874, 3140, 3454, 3768, 3832, 4710, 4790, 5181, 5269, 5748, 6280, 6908, 7185, 7536, 7664, 8635, 9420, 9580, 10362, 10538, 11496, 12560, 13816, 14370, 15807, 17270, 18840, 19160, 20724, 21076, 22992, 25905, 26345, 27632, 28740, 31614, 34540, 37680, 38320, 41448, 42152, 51810, 52690, 57480, 63228, 69080, 75203, 79035, 82896, 84304, 103620, 105380, 114960, 126456, 138160, 150406, 158070, 207240, 210760, 225609, 252912, 300812, 316140, 376015, 414480, 421520, 451218, 601624, 632280, 752030, 827233, 902436, 1128045, 1203248, 1264560, 1504060, 1654466, 1804872, 2256090, 2481699, 3008120, 3308932, 3609744, 4136165, 4512180, 4963398, 6016240, 6617864, 8272330, 9024360, 9926796, 12408495, 13235728, 16544660, 18048720, 19853592, 24816990, 33089320, 39707184, 49633980, 66178640, 99267960, 198535920]

約数ペア:

[(1, 198535920), (2, 99267960), (3, 66178640), (4, 49633980), (5, 39707184), (6, 33089320), (8, 24816990), (10, 19853592), (11, 18048720), (12, 16544660), (15, 13235728), (16, 12408495), (20, 9926796), (22, 9024360), (24, 8272330), (30, 6617864), (33, 6016240), (40, 4963398), (44, 4512180), (48, 4136165), (55, 3609744), (60, 3308932), (66, 3008120), (80, 2481699), (88, 2256090), (110, 1804872), (120, 1654466), (132, 1504060), (157, 1264560), (165, 1203248), (176, 1128045), (220, 902436), (240, 827233), (264, 752030), (314, 632280), (330, 601624), (440, 451218), (471, 421520), (479, 414480), (528, 376015), (628, 316140), (660, 300812), (785, 252912), (880, 225609), (942, 210760), (958, 207240), (1256, 158070), (1320, 150406), (1437, 138160), (1570, 126456), (1727, 114960), (1884, 105380), (1916, 103620), (2355, 84304), (2395, 82896), (2512, 79035), (2640, 75203), (2874, 69080), (3140, 63228), (3454, 57480), (3768, 52690), (3832, 51810), (4710, 42152), (4790, 41448), (5181, 38320), (5269, 37680), (5748, 34540), (6280, 31614), (6908, 28740), (7185, 27632), (7536, 26345), (7664, 25905), (8635, 22992), (9420, 21076), (9580, 20724), (10362, 19160), (10538, 18840), (11496, 17270), (12560, 15807), (13816, 14370)]