231438064

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:327

約数の個数: 120

約数和(自身を含む): 548964864

約数和(自身を除く): 317526800

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 44, 52, 62, 88, 104, 124, 143, 169, 176, 208, 248, 251, 286, 338, 341, 403, 496, 502, 572, 676, 682, 806, 1004, 1144, 1352, 1364, 1612, 1859, 2008, 2288, 2704, 2728, 2761, 3224, 3263, 3718, 4016, 4433, 5239, 5456, 5522, 6448, 6526, 7436, 7781, 8866, 10478, 11044, 13052, 14872, 15562, 17732, 20956, 22088, 26104, 29744, 31124, 35464, 35893, 41912, 42419, 44176, 52208, 57629, 62248, 70928, 71786, 83824, 84838, 85591, 101153, 115258, 124496, 143572, 169676, 171182, 202306, 230516, 287144, 339352, 342364, 404612, 461032, 466609, 574288, 678704, 684728, 809224, 922064, 933218, 1112683, 1314989, 1369456, 1618448, 1866436, 2225366, 2629978, 3732872, 4450732, 5259956, 7465744, 8901464, 10519912, 14464879, 17802928, 21039824, 28929758, 57859516, 115719032, 231438064]

約数ペア:

[(1, 231438064), (2, 115719032), (4, 57859516), (8, 28929758), (11, 21039824), (13, 17802928), (16, 14464879), (22, 10519912), (26, 8901464), (31, 7465744), (44, 5259956), (52, 4450732), (62, 3732872), (88, 2629978), (104, 2225366), (124, 1866436), (143, 1618448), (169, 1369456), (176, 1314989), (208, 1112683), (248, 933218), (251, 922064), (286, 809224), (338, 684728), (341, 678704), (403, 574288), (496, 466609), (502, 461032), (572, 404612), (676, 342364), (682, 339352), (806, 287144), (1004, 230516), (1144, 202306), (1352, 171182), (1364, 169676), (1612, 143572), (1859, 124496), (2008, 115258), (2288, 101153), (2704, 85591), (2728, 84838), (2761, 83824), (3224, 71786), (3263, 70928), (3718, 62248), (4016, 57629), (4433, 52208), (5239, 44176), (5456, 42419), (5522, 41912), (6448, 35893), (6526, 35464), (7436, 31124), (7781, 29744), (8866, 26104), (10478, 22088), (11044, 20956), (13052, 17732), (14872, 15562)]