71616720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{907}}^1$

素因数の和:977

約数の個数: 160

約数和(自身を含む): 259411968

約数和(自身を除く): 187795248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 47, 48, 56, 60, 70, 80, 84, 94, 105, 112, 120, 140, 141, 168, 188, 210, 235, 240, 280, 282, 329, 336, 376, 420, 470, 560, 564, 658, 705, 752, 840, 907, 940, 987, 1128, 1316, 1410, 1645, 1680, 1814, 1880, 1974, 2256, 2632, 2721, 2820, 3290, 3628, 3760, 3948, 4535, 4935, 5264, 5442, 5640, 6349, 6580, 7256, 7896, 9070, 9870, 10884, 11280, 12698, 13160, 13605, 14512, 15792, 18140, 19047, 19740, 21768, 25396, 26320, 27210, 31745, 36280, 38094, 39480, 42629, 43536, 50792, 54420, 63490, 72560, 76188, 78960, 85258, 95235, 101584, 108840, 126980, 127887, 152376, 170516, 190470, 213145, 217680, 253960, 255774, 298403, 304752, 341032, 380940, 426290, 507920, 511548, 596806, 639435, 682064, 761880, 852580, 895209, 1023096, 1193612, 1278870, 1492015, 1523760, 1705160, 1790418, 2046192, 2387224, 2557740, 2984030, 3410320, 3580836, 4476045, 4774448, 5115480, 5968060, 7161672, 8952090, 10230960, 11936120, 14323344, 17904180, 23872240, 35808360, 71616720]

約数ペア:

[(1, 71616720), (2, 35808360), (3, 23872240), (4, 17904180), (5, 14323344), (6, 11936120), (7, 10230960), (8, 8952090), (10, 7161672), (12, 5968060), (14, 5115480), (15, 4774448), (16, 4476045), (20, 3580836), (21, 3410320), (24, 2984030), (28, 2557740), (30, 2387224), (35, 2046192), (40, 1790418), (42, 1705160), (47, 1523760), (48, 1492015), (56, 1278870), (60, 1193612), (70, 1023096), (80, 895209), (84, 852580), (94, 761880), (105, 682064), (112, 639435), (120, 596806), (140, 511548), (141, 507920), (168, 426290), (188, 380940), (210, 341032), (235, 304752), (240, 298403), (280, 255774), (282, 253960), (329, 217680), (336, 213145), (376, 190470), (420, 170516), (470, 152376), (560, 127887), (564, 126980), (658, 108840), (705, 101584), (752, 95235), (840, 85258), (907, 78960), (940, 76188), (987, 72560), (1128, 63490), (1316, 54420), (1410, 50792), (1645, 43536), (1680, 42629), (1814, 39480), (1880, 38094), (1974, 36280), (2256, 31745), (2632, 27210), (2721, 26320), (2820, 25396), (3290, 21768), (3628, 19740), (3760, 19047), (3948, 18140), (4535, 15792), (4935, 14512), (5264, 13605), (5442, 13160), (5640, 12698), (6349, 11280), (6580, 10884), (7256, 9870), (7896, 9070)]