216304880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10687}}^1$

素因数の和:10734

約数の個数: 80

約数和(自身を含む): 572534784

約数和(自身を除く): 356229904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1840, 2024, 2530, 4048, 5060, 10120, 10687, 20240, 21374, 42748, 53435, 85496, 106870, 117557, 170992, 213740, 235114, 245801, 427480, 470228, 491602, 587785, 854960, 940456, 983204, 1175570, 1229005, 1880912, 1966408, 2351140, 2458010, 2703811, 3932816, 4702280, 4916020, 5407622, 9404560, 9832040, 10815244, 13519055, 19664080, 21630488, 27038110, 43260976, 54076220, 108152440, 216304880]

約数ペア:

[(1, 216304880), (2, 108152440), (4, 54076220), (5, 43260976), (8, 27038110), (10, 21630488), (11, 19664080), (16, 13519055), (20, 10815244), (22, 9832040), (23, 9404560), (40, 5407622), (44, 4916020), (46, 4702280), (55, 3932816), (80, 2703811), (88, 2458010), (92, 2351140), (110, 1966408), (115, 1880912), (176, 1229005), (184, 1175570), (220, 983204), (230, 940456), (253, 854960), (368, 587785), (440, 491602), (460, 470228), (506, 427480), (880, 245801), (920, 235114), (1012, 213740), (1265, 170992), (1840, 117557), (2024, 106870), (2530, 85496), (4048, 53435), (5060, 42748), (10120, 21374), (10687, 20240)]