30181256

素因数分解:

$2^3\times 7^3\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:691

約数の個数: 64

約数和(自身を含む): 69984000

約数和(自身を除く): 39802744

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 49, 56, 68, 98, 119, 136, 196, 238, 343, 392, 476, 647, 686, 833, 952, 1294, 1372, 1666, 2588, 2744, 3332, 4529, 5176, 5831, 6664, 9058, 10999, 11662, 18116, 21998, 23324, 31703, 36232, 43996, 46648, 63406, 76993, 87992, 126812, 153986, 221921, 253624, 307972, 443842, 538951, 615944, 887684, 1077902, 1775368, 2155804, 3772657, 4311608, 7545314, 15090628, 30181256]

約数ペア:

[(1, 30181256), (2, 15090628), (4, 7545314), (7, 4311608), (8, 3772657), (14, 2155804), (17, 1775368), (28, 1077902), (34, 887684), (49, 615944), (56, 538951), (68, 443842), (98, 307972), (119, 253624), (136, 221921), (196, 153986), (238, 126812), (343, 87992), (392, 76993), (476, 63406), (647, 46648), (686, 43996), (833, 36232), (952, 31703), (1294, 23324), (1372, 21998), (1666, 18116), (2588, 11662), (2744, 10999), (3332, 9058), (4529, 6664), (5176, 5831)]