80418240

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{3989}}^1$

素因数の和:4019

約数の個数: 168

約数和(自身を含む): 316199520

約数和(自身を除く): 235781280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 3989, 4032, 5040, 6720, 7978, 10080, 11967, 15956, 19945, 20160, 23934, 27923, 31912, 35901, 39890, 47868, 55846, 59835, 63824, 71802, 79780, 83769, 95736, 111692, 119670, 127648, 139615, 143604, 159560, 167538, 179505, 191472, 223384, 239340, 251307, 255296, 279230, 287208, 319120, 335076, 359010, 382944, 418845, 446768, 478680, 502614, 558460, 574416, 638240, 670152, 718020, 765888, 837690, 893536, 957360, 1005228, 1116920, 1148832, 1256535, 1276480, 1340304, 1436040, 1675380, 1787072, 1914720, 2010456, 2233840, 2297664, 2513070, 2680608, 2872080, 3350760, 3829440, 4020912, 4467680, 5026140, 5361216, 5744160, 6701520, 8041824, 8935360, 10052280, 11488320, 13403040, 16083648, 20104560, 26806080, 40209120, 80418240]

約数ペア:

[(1, 80418240), (2, 40209120), (3, 26806080), (4, 20104560), (5, 16083648), (6, 13403040), (7, 11488320), (8, 10052280), (9, 8935360), (10, 8041824), (12, 6701520), (14, 5744160), (15, 5361216), (16, 5026140), (18, 4467680), (20, 4020912), (21, 3829440), (24, 3350760), (28, 2872080), (30, 2680608), (32, 2513070), (35, 2297664), (36, 2233840), (40, 2010456), (42, 1914720), (45, 1787072), (48, 1675380), (56, 1436040), (60, 1340304), (63, 1276480), (64, 1256535), (70, 1148832), (72, 1116920), (80, 1005228), (84, 957360), (90, 893536), (96, 837690), (105, 765888), (112, 718020), (120, 670152), (126, 638240), (140, 574416), (144, 558460), (160, 502614), (168, 478680), (180, 446768), (192, 418845), (210, 382944), (224, 359010), (240, 335076), (252, 319120), (280, 287208), (288, 279230), (315, 255296), (320, 251307), (336, 239340), (360, 223384), (420, 191472), (448, 179505), (480, 167538), (504, 159560), (560, 143604), (576, 139615), (630, 127648), (672, 119670), (720, 111692), (840, 95736), (960, 83769), (1008, 79780), (1120, 71802), (1260, 63824), (1344, 59835), (1440, 55846), (1680, 47868), (2016, 39890), (2240, 35901), (2520, 31912), (2880, 27923), (3360, 23934), (3989, 20160), (4032, 19945), (5040, 15956), (6720, 11967), (7978, 10080)]