20015479968

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{331}}^2$

素因数の和:859

約数の個数: 144

約数和(自身を含む): 57823059168

約数和(自身を除く): 37807579200

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 173, 176, 264, 331, 346, 352, 519, 528, 662, 692, 993, 1038, 1056, 1324, 1384, 1903, 1986, 2076, 2648, 2768, 3641, 3806, 3972, 4152, 5296, 5536, 5709, 7282, 7612, 7944, 8304, 10592, 10923, 11418, 14564, 15224, 15888, 16608, 21846, 22836, 29128, 30448, 31776, 43692, 45672, 57263, 58256, 60896, 87384, 91344, 109561, 114526, 116512, 171789, 174768, 182688, 219122, 229052, 328683, 343578, 349536, 438244, 458104, 629893, 657366, 687156, 876488, 916208, 1205171, 1259786, 1314732, 1374312, 1752976, 1832416, 1889679, 2410342, 2519572, 2629464, 2748624, 3505952, 3615513, 3779358, 4820684, 5039144, 5258928, 5497248, 7231026, 7558716, 9641368, 10078288, 10517856, 14462052, 15117432, 18954053, 19282736, 20156576, 28924104, 30234864, 37908106, 38565472, 56862159, 57848208, 60469728, 75816212, 113724318, 115696416, 151632424, 208494583, 227448636, 303264848, 416989166, 454897272, 606529696, 625483749, 833978332, 909794544, 1250967498, 1667956664, 1819589088, 2501934996, 3335913328, 5003869992, 6671826656, 10007739984, 20015479968]

約数ペア:

[(1, 20015479968), (2, 10007739984), (3, 6671826656), (4, 5003869992), (6, 3335913328), (8, 2501934996), (11, 1819589088), (12, 1667956664), (16, 1250967498), (22, 909794544), (24, 833978332), (32, 625483749), (33, 606529696), (44, 454897272), (48, 416989166), (66, 303264848), (88, 227448636), (96, 208494583), (132, 151632424), (173, 115696416), (176, 113724318), (264, 75816212), (331, 60469728), (346, 57848208), (352, 56862159), (519, 38565472), (528, 37908106), (662, 30234864), (692, 28924104), (993, 20156576), (1038, 19282736), (1056, 18954053), (1324, 15117432), (1384, 14462052), (1903, 10517856), (1986, 10078288), (2076, 9641368), (2648, 7558716), (2768, 7231026), (3641, 5497248), (3806, 5258928), (3972, 5039144), (4152, 4820684), (5296, 3779358), (5536, 3615513), (5709, 3505952), (7282, 2748624), (7612, 2629464), (7944, 2519572), (8304, 2410342), (10592, 1889679), (10923, 1832416), (11418, 1752976), (14564, 1374312), (15224, 1314732), (15888, 1259786), (16608, 1205171), (21846, 916208), (22836, 876488), (29128, 687156), (30448, 657366), (31776, 629893), (43692, 458104), (45672, 438244), (57263, 349536), (58256, 343578), (60896, 328683), (87384, 229052), (91344, 219122), (109561, 182688), (114526, 174768), (116512, 171789)]