131531616

素因数分解:

$2^5\times 3^2\times {\mathrm{61}}^1\times {\mathrm{7487}}^1$

素因数の和:7564

約数の個数: 72

約数和(自身を含む): 380225664

約数和(自身を除く): 248694048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 72, 96, 122, 144, 183, 244, 288, 366, 488, 549, 732, 976, 1098, 1464, 1952, 2196, 2928, 4392, 5856, 7487, 8784, 14974, 17568, 22461, 29948, 44922, 59896, 67383, 89844, 119792, 134766, 179688, 239584, 269532, 359376, 456707, 539064, 718752, 913414, 1078128, 1370121, 1826828, 2156256, 2740242, 3653656, 4110363, 5480484, 7307312, 8220726, 10960968, 14614624, 16441452, 21921936, 32882904, 43843872, 65765808, 131531616]

約数ペア:

[(1, 131531616), (2, 65765808), (3, 43843872), (4, 32882904), (6, 21921936), (8, 16441452), (9, 14614624), (12, 10960968), (16, 8220726), (18, 7307312), (24, 5480484), (32, 4110363), (36, 3653656), (48, 2740242), (61, 2156256), (72, 1826828), (96, 1370121), (122, 1078128), (144, 913414), (183, 718752), (244, 539064), (288, 456707), (366, 359376), (488, 269532), (549, 239584), (732, 179688), (976, 134766), (1098, 119792), (1464, 89844), (1952, 67383), (2196, 59896), (2928, 44922), (4392, 29948), (5856, 22461), (7487, 17568), (8784, 14974)]