77988240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:302

約数の個数: 240

約数和(自身を含む): 293641920

約数和(自身を除く): 215653680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 43, 44, 45, 48, 55, 60, 66, 72, 80, 86, 88, 90, 99, 110, 120, 129, 132, 144, 165, 172, 176, 180, 198, 215, 220, 229, 240, 258, 264, 330, 344, 360, 387, 396, 430, 440, 458, 473, 495, 516, 528, 645, 660, 687, 688, 720, 774, 792, 860, 880, 916, 946, 990, 1032, 1145, 1290, 1320, 1374, 1419, 1548, 1584, 1720, 1832, 1892, 1935, 1980, 2061, 2064, 2290, 2365, 2519, 2580, 2640, 2748, 2838, 3096, 3435, 3440, 3664, 3784, 3870, 3960, 4122, 4257, 4580, 4730, 5038, 5160, 5496, 5676, 6192, 6870, 7095, 7557, 7568, 7740, 7920, 8244, 8514, 9160, 9460, 9847, 10076, 10305, 10320, 10992, 11352, 12595, 13740, 14190, 15114, 15480, 16488, 17028, 18320, 18920, 19694, 20152, 20610, 21285, 22671, 22704, 25190, 27480, 28380, 29541, 30228, 30960, 32976, 34056, 37785, 37840, 39388, 40304, 41220, 42570, 45342, 49235, 50380, 54960, 56760, 59082, 60456, 68112, 75570, 78776, 82440, 85140, 88623, 90684, 98470, 100760, 108317, 113355, 113520, 118164, 120912, 147705, 151140, 157552, 164880, 170280, 177246, 181368, 196940, 201520, 216634, 226710, 236328, 295410, 302280, 324951, 340560, 354492, 362736, 393880, 433268, 443115, 453420, 472656, 541585, 590820, 604560, 649902, 708984, 787760, 866536, 886230, 906840, 974853, 1083170, 1181640, 1299804, 1417968, 1624755, 1733072, 1772460, 1813680, 1949706, 2166340, 2363280, 2599608, 3249510, 3544920, 3899412, 4332680, 4874265, 5199216, 6499020, 7089840, 7798824, 8665360, 9748530, 12998040, 15597648, 19497060, 25996080, 38994120, 77988240]

約数ペア:

[(1, 77988240), (2, 38994120), (3, 25996080), (4, 19497060), (5, 15597648), (6, 12998040), (8, 9748530), (9, 8665360), (10, 7798824), (11, 7089840), (12, 6499020), (15, 5199216), (16, 4874265), (18, 4332680), (20, 3899412), (22, 3544920), (24, 3249510), (30, 2599608), (33, 2363280), (36, 2166340), (40, 1949706), (43, 1813680), (44, 1772460), (45, 1733072), (48, 1624755), (55, 1417968), (60, 1299804), (66, 1181640), (72, 1083170), (80, 974853), (86, 906840), (88, 886230), (90, 866536), (99, 787760), (110, 708984), (120, 649902), (129, 604560), (132, 590820), (144, 541585), (165, 472656), (172, 453420), (176, 443115), (180, 433268), (198, 393880), (215, 362736), (220, 354492), (229, 340560), (240, 324951), (258, 302280), (264, 295410), (330, 236328), (344, 226710), (360, 216634), (387, 201520), (396, 196940), (430, 181368), (440, 177246), (458, 170280), (473, 164880), (495, 157552), (516, 151140), (528, 147705), (645, 120912), (660, 118164), (687, 113520), (688, 113355), (720, 108317), (774, 100760), (792, 98470), (860, 90684), (880, 88623), (916, 85140), (946, 82440), (990, 78776), (1032, 75570), (1145, 68112), (1290, 60456), (1320, 59082), (1374, 56760), (1419, 54960), (1548, 50380), (1584, 49235), (1720, 45342), (1832, 42570), (1892, 41220), (1935, 40304), (1980, 39388), (2061, 37840), (2064, 37785), (2290, 34056), (2365, 32976), (2519, 30960), (2580, 30228), (2640, 29541), (2748, 28380), (2838, 27480), (3096, 25190), (3435, 22704), (3440, 22671), (3664, 21285), (3784, 20610), (3870, 20152), (3960, 19694), (4122, 18920), (4257, 18320), (4580, 17028), (4730, 16488), (5038, 15480), (5160, 15114), (5496, 14190), (5676, 13740), (6192, 12595), (6870, 11352), (7095, 10992), (7557, 10320), (7568, 10305), (7740, 10076), (7920, 9847), (8244, 9460), (8514, 9160)]