380796640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{48571}}^1$

素因数の和:48600

約数の個数: 72

約数和(自身を含む): 1046532312

約数和(自身を除く): 665735672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 48571, 97142, 194284, 242855, 339997, 388568, 485710, 679994, 777136, 971420, 1359988, 1554272, 1699985, 1942840, 2379979, 2719976, 3399970, 3885680, 4759958, 5439952, 6799940, 7771360, 9519916, 10879904, 11899895, 13599880, 19039832, 23799790, 27199760, 38079664, 47599580, 54399520, 76159328, 95199160, 190398320, 380796640]

約数ペア:

[(1, 380796640), (2, 190398320), (4, 95199160), (5, 76159328), (7, 54399520), (8, 47599580), (10, 38079664), (14, 27199760), (16, 23799790), (20, 19039832), (28, 13599880), (32, 11899895), (35, 10879904), (40, 9519916), (49, 7771360), (56, 6799940), (70, 5439952), (80, 4759958), (98, 3885680), (112, 3399970), (140, 2719976), (160, 2379979), (196, 1942840), (224, 1699985), (245, 1554272), (280, 1359988), (392, 971420), (490, 777136), (560, 679994), (784, 485710), (980, 388568), (1120, 339997), (1568, 242855), (1960, 194284), (3920, 97142), (7840, 48571)]