644597568

素因数分解:

$2^6\times 3^3\times {\mathrm{17}}^1\times {\mathrm{21943}}^1$

素因数の和:21981

約数の個数: 112

約数和(自身を含む): 2006559360

約数和(自身を除く): 1361961792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 96, 102, 108, 136, 144, 153, 192, 204, 216, 272, 288, 306, 408, 432, 459, 544, 576, 612, 816, 864, 918, 1088, 1224, 1632, 1728, 1836, 2448, 3264, 3672, 4896, 7344, 9792, 14688, 21943, 29376, 43886, 65829, 87772, 131658, 175544, 197487, 263316, 351088, 373031, 394974, 526632, 592461, 702176, 746062, 789948, 1053264, 1119093, 1184922, 1404352, 1492124, 1579896, 2106528, 2238186, 2369844, 2984248, 3159792, 3357279, 4213056, 4476372, 4739688, 5968496, 6319584, 6714558, 8952744, 9479376, 10071837, 11936992, 12639168, 13429116, 17905488, 18958752, 20143674, 23873984, 26858232, 35810976, 37917504, 40287348, 53716464, 71621952, 80574696, 107432928, 161149392, 214865856, 322298784, 644597568]

約数ペア:

[(1, 644597568), (2, 322298784), (3, 214865856), (4, 161149392), (6, 107432928), (8, 80574696), (9, 71621952), (12, 53716464), (16, 40287348), (17, 37917504), (18, 35810976), (24, 26858232), (27, 23873984), (32, 20143674), (34, 18958752), (36, 17905488), (48, 13429116), (51, 12639168), (54, 11936992), (64, 10071837), (68, 9479376), (72, 8952744), (96, 6714558), (102, 6319584), (108, 5968496), (136, 4739688), (144, 4476372), (153, 4213056), (192, 3357279), (204, 3159792), (216, 2984248), (272, 2369844), (288, 2238186), (306, 2106528), (408, 1579896), (432, 1492124), (459, 1404352), (544, 1184922), (576, 1119093), (612, 1053264), (816, 789948), (864, 746062), (918, 702176), (1088, 592461), (1224, 526632), (1632, 394974), (1728, 373031), (1836, 351088), (2448, 263316), (3264, 197487), (3672, 175544), (4896, 131658), (7344, 87772), (9792, 65829), (14688, 43886), (21943, 29376)]