142423424

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:320

約数の個数: 128

約数和(自身を含む): 345461760

約数和(自身を除く): 203038336

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 32, 44, 52, 62, 64, 88, 104, 124, 128, 143, 176, 208, 248, 251, 286, 341, 352, 403, 416, 496, 502, 572, 682, 704, 806, 832, 992, 1004, 1144, 1364, 1408, 1612, 1664, 1984, 2008, 2288, 2728, 2761, 3224, 3263, 3968, 4016, 4433, 4576, 5456, 5522, 6448, 6526, 7781, 8032, 8866, 9152, 10912, 11044, 12896, 13052, 15562, 16064, 17732, 18304, 21824, 22088, 25792, 26104, 31124, 32128, 35464, 35893, 43648, 44176, 51584, 52208, 62248, 70928, 71786, 85591, 88352, 101153, 104416, 124496, 141856, 143572, 171182, 176704, 202306, 208832, 248992, 283712, 287144, 342364, 353408, 404612, 417664, 497984, 567424, 574288, 684728, 809224, 995968, 1112683, 1148576, 1369456, 1618448, 2225366, 2297152, 2738912, 3236896, 4450732, 4594304, 5477824, 6473792, 8901464, 10955648, 12947584, 17802928, 35605856, 71211712, 142423424]

約数ペア:

[(1, 142423424), (2, 71211712), (4, 35605856), (8, 17802928), (11, 12947584), (13, 10955648), (16, 8901464), (22, 6473792), (26, 5477824), (31, 4594304), (32, 4450732), (44, 3236896), (52, 2738912), (62, 2297152), (64, 2225366), (88, 1618448), (104, 1369456), (124, 1148576), (128, 1112683), (143, 995968), (176, 809224), (208, 684728), (248, 574288), (251, 567424), (286, 497984), (341, 417664), (352, 404612), (403, 353408), (416, 342364), (496, 287144), (502, 283712), (572, 248992), (682, 208832), (704, 202306), (806, 176704), (832, 171182), (992, 143572), (1004, 141856), (1144, 124496), (1364, 104416), (1408, 101153), (1612, 88352), (1664, 85591), (1984, 71786), (2008, 70928), (2288, 62248), (2728, 52208), (2761, 51584), (3224, 44176), (3263, 43648), (3968, 35893), (4016, 35464), (4433, 32128), (4576, 31124), (5456, 26104), (5522, 25792), (6448, 22088), (6526, 21824), (7781, 18304), (8032, 17732), (8866, 16064), (9152, 15562), (10912, 13052), (11044, 12896)]