218406930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{28109}}^1$

素因数の和:28163

約数の個数: 64

約数和(自身を含む): 615271680

約数和(自身を除く): 396864750

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 70, 74, 105, 111, 185, 210, 222, 259, 370, 518, 555, 777, 1110, 1295, 1554, 2590, 3885, 7770, 28109, 56218, 84327, 140545, 168654, 196763, 281090, 393526, 421635, 590289, 843270, 983815, 1040033, 1180578, 1967630, 2080066, 2951445, 3120099, 5200165, 5902890, 6240198, 7280231, 10400330, 14560462, 15600495, 21840693, 31200990, 36401155, 43681386, 72802310, 109203465, 218406930]

約数ペア:

[(1, 218406930), (2, 109203465), (3, 72802310), (5, 43681386), (6, 36401155), (7, 31200990), (10, 21840693), (14, 15600495), (15, 14560462), (21, 10400330), (30, 7280231), (35, 6240198), (37, 5902890), (42, 5200165), (70, 3120099), (74, 2951445), (105, 2080066), (111, 1967630), (185, 1180578), (210, 1040033), (222, 983815), (259, 843270), (370, 590289), (518, 421635), (555, 393526), (777, 281090), (1110, 196763), (1295, 168654), (1554, 140545), (2590, 84327), (3885, 56218), (7770, 28109)]