221028016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2383}}^1$

素因数の和:2450

約数の個数: 80

約数和(自身を含む): 510824448

約数和(自身を除く): 289796432

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 31, 34, 44, 62, 68, 88, 124, 136, 176, 187, 248, 272, 341, 374, 496, 527, 682, 748, 1054, 1364, 1496, 2108, 2383, 2728, 2992, 4216, 4766, 5456, 5797, 8432, 9532, 11594, 19064, 23188, 26213, 38128, 40511, 46376, 52426, 73873, 81022, 92752, 104852, 147746, 162044, 209704, 295492, 324088, 419408, 445621, 590984, 648176, 812603, 891242, 1181968, 1255841, 1625206, 1782484, 2511682, 3250412, 3564968, 5023364, 6500824, 7129936, 10046728, 13001648, 13814251, 20093456, 27628502, 55257004, 110514008, 221028016]

約数ペア:

[(1, 221028016), (2, 110514008), (4, 55257004), (8, 27628502), (11, 20093456), (16, 13814251), (17, 13001648), (22, 10046728), (31, 7129936), (34, 6500824), (44, 5023364), (62, 3564968), (68, 3250412), (88, 2511682), (124, 1782484), (136, 1625206), (176, 1255841), (187, 1181968), (248, 891242), (272, 812603), (341, 648176), (374, 590984), (496, 445621), (527, 419408), (682, 324088), (748, 295492), (1054, 209704), (1364, 162044), (1496, 147746), (2108, 104852), (2383, 92752), (2728, 81022), (2992, 73873), (4216, 52426), (4766, 46376), (5456, 40511), (5797, 38128), (8432, 26213), (9532, 23188), (11594, 19064)]