87258640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:237

約数の個数: 160

約数和(自身を含む): 249984000

約数和(自身を除く): 162725360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 59, 70, 76, 80, 95, 112, 118, 133, 139, 140, 152, 190, 236, 266, 278, 280, 295, 304, 380, 413, 472, 532, 556, 560, 590, 665, 695, 760, 826, 944, 973, 1064, 1112, 1121, 1180, 1330, 1390, 1520, 1652, 1946, 2065, 2128, 2224, 2242, 2360, 2641, 2660, 2780, 3304, 3892, 4130, 4484, 4720, 4865, 5282, 5320, 5560, 5605, 6608, 7784, 7847, 8201, 8260, 8968, 9730, 10564, 10640, 11120, 11210, 13205, 15568, 15694, 16402, 16520, 17936, 18487, 19460, 21128, 22420, 26410, 31388, 32804, 33040, 36974, 38920, 39235, 41005, 42256, 44840, 52820, 57407, 62776, 65608, 73948, 77840, 78470, 82010, 89680, 92435, 105640, 114814, 125552, 131216, 147896, 155819, 156940, 164020, 184870, 211280, 229628, 287035, 295792, 311638, 313880, 328040, 369740, 459256, 574070, 623276, 627760, 656080, 739480, 779095, 918512, 1090733, 1148140, 1246552, 1478960, 1558190, 2181466, 2296280, 2493104, 3116380, 4362932, 4592560, 5453665, 6232760, 8725864, 10907330, 12465520, 17451728, 21814660, 43629320, 87258640]

約数ペア:

[(1, 87258640), (2, 43629320), (4, 21814660), (5, 17451728), (7, 12465520), (8, 10907330), (10, 8725864), (14, 6232760), (16, 5453665), (19, 4592560), (20, 4362932), (28, 3116380), (35, 2493104), (38, 2296280), (40, 2181466), (56, 1558190), (59, 1478960), (70, 1246552), (76, 1148140), (80, 1090733), (95, 918512), (112, 779095), (118, 739480), (133, 656080), (139, 627760), (140, 623276), (152, 574070), (190, 459256), (236, 369740), (266, 328040), (278, 313880), (280, 311638), (295, 295792), (304, 287035), (380, 229628), (413, 211280), (472, 184870), (532, 164020), (556, 156940), (560, 155819), (590, 147896), (665, 131216), (695, 125552), (760, 114814), (826, 105640), (944, 92435), (973, 89680), (1064, 82010), (1112, 78470), (1121, 77840), (1180, 73948), (1330, 65608), (1390, 62776), (1520, 57407), (1652, 52820), (1946, 44840), (2065, 42256), (2128, 41005), (2224, 39235), (2242, 38920), (2360, 36974), (2641, 33040), (2660, 32804), (2780, 31388), (3304, 26410), (3892, 22420), (4130, 21128), (4484, 19460), (4720, 18487), (4865, 17936), (5282, 16520), (5320, 16402), (5560, 15694), (5605, 15568), (6608, 13205), (7784, 11210), (7847, 11120), (8201, 10640), (8260, 10564), (8968, 9730)]