201815217920

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{16567}}^1$

素因数の和:16926

約数の個数: 144

約数和(自身を含む): 500660041728

約数和(自身を除く): 298844823808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 307, 310, 320, 496, 614, 620, 640, 992, 1228, 1240, 1280, 1535, 1984, 2456, 2480, 3070, 3968, 4912, 4960, 6140, 7936, 9517, 9824, 9920, 12280, 16567, 19034, 19648, 19840, 24560, 33134, 38068, 39296, 39680, 47585, 49120, 66268, 76136, 78592, 82835, 95170, 98240, 132536, 152272, 165670, 190340, 196480, 265072, 304544, 331340, 380680, 392960, 513577, 530144, 609088, 662680, 761360, 1027154, 1060288, 1218176, 1325360, 1522720, 2054308, 2120576, 2436352, 2567885, 2650720, 3045440, 4108616, 4241152, 5086069, 5135770, 5301440, 6090880, 8217232, 10172138, 10271540, 10602880, 12181760, 16434464, 20344276, 20543080, 21205760, 25430345, 32868928, 40688552, 41086160, 50860690, 65737856, 81377104, 82172320, 101721380, 131475712, 157668139, 162754208, 164344640, 203442760, 315336278, 325508416, 328689280, 406885520, 630672556, 651016832, 657378560, 788340695, 813771040, 1261345112, 1302033664, 1576681390, 1627542080, 2522690224, 3153362780, 3255084160, 5045380448, 6306725560, 6510168320, 10090760896, 12613451120, 20181521792, 25226902240, 40363043584, 50453804480, 100907608960, 201815217920]

約数ペア:

[(1, 201815217920), (2, 100907608960), (4, 50453804480), (5, 40363043584), (8, 25226902240), (10, 20181521792), (16, 12613451120), (20, 10090760896), (31, 6510168320), (32, 6306725560), (40, 5045380448), (62, 3255084160), (64, 3153362780), (80, 2522690224), (124, 1627542080), (128, 1576681390), (155, 1302033664), (160, 1261345112), (248, 813771040), (256, 788340695), (307, 657378560), (310, 651016832), (320, 630672556), (496, 406885520), (614, 328689280), (620, 325508416), (640, 315336278), (992, 203442760), (1228, 164344640), (1240, 162754208), (1280, 157668139), (1535, 131475712), (1984, 101721380), (2456, 82172320), (2480, 81377104), (3070, 65737856), (3968, 50860690), (4912, 41086160), (4960, 40688552), (6140, 32868928), (7936, 25430345), (9517, 21205760), (9824, 20543080), (9920, 20344276), (12280, 16434464), (16567, 12181760), (19034, 10602880), (19648, 10271540), (19840, 10172138), (24560, 8217232), (33134, 6090880), (38068, 5301440), (39296, 5135770), (39680, 5086069), (47585, 4241152), (49120, 4108616), (66268, 3045440), (76136, 2650720), (78592, 2567885), (82835, 2436352), (95170, 2120576), (98240, 2054308), (132536, 1522720), (152272, 1325360), (165670, 1218176), (190340, 1060288), (196480, 1027154), (265072, 761360), (304544, 662680), (331340, 609088), (380680, 530144), (392960, 513577)]