1296720880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{3019}}^1$

素因数の和:3111

約数の個数: 160

約数和(自身を含む): 3774758400

約数和(自身を除く): 2478037520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 59, 65, 70, 80, 91, 104, 112, 118, 130, 140, 182, 208, 236, 260, 280, 295, 364, 413, 455, 472, 520, 560, 590, 728, 767, 826, 910, 944, 1040, 1180, 1456, 1534, 1652, 1820, 2065, 2360, 3019, 3068, 3304, 3640, 3835, 4130, 4720, 5369, 6038, 6136, 6608, 7280, 7670, 8260, 10738, 12076, 12272, 15095, 15340, 16520, 21133, 21476, 24152, 26845, 30190, 30680, 33040, 39247, 42266, 42952, 48304, 53690, 60380, 61360, 78494, 84532, 85904, 105665, 107380, 120760, 156988, 169064, 178121, 196235, 211330, 214760, 241520, 274729, 313976, 338128, 356242, 392470, 422660, 429520, 549458, 627952, 712484, 784940, 845320, 890605, 1098916, 1246847, 1373645, 1424968, 1569880, 1690640, 1781210, 2197832, 2315573, 2493694, 2747290, 2849936, 3139760, 3562420, 4395664, 4631146, 4987388, 5494580, 6234235, 7124840, 9262292, 9974776, 10989160, 11577865, 12468470, 14249680, 16209011, 18524584, 19949552, 21978320, 23155730, 24936940, 32418022, 37049168, 46311460, 49873880, 64836044, 81045055, 92622920, 99747760, 129672088, 162090110, 185245840, 259344176, 324180220, 648360440, 1296720880]

約数ペア:

[(1, 1296720880), (2, 648360440), (4, 324180220), (5, 259344176), (7, 185245840), (8, 162090110), (10, 129672088), (13, 99747760), (14, 92622920), (16, 81045055), (20, 64836044), (26, 49873880), (28, 46311460), (35, 37049168), (40, 32418022), (52, 24936940), (56, 23155730), (59, 21978320), (65, 19949552), (70, 18524584), (80, 16209011), (91, 14249680), (104, 12468470), (112, 11577865), (118, 10989160), (130, 9974776), (140, 9262292), (182, 7124840), (208, 6234235), (236, 5494580), (260, 4987388), (280, 4631146), (295, 4395664), (364, 3562420), (413, 3139760), (455, 2849936), (472, 2747290), (520, 2493694), (560, 2315573), (590, 2197832), (728, 1781210), (767, 1690640), (826, 1569880), (910, 1424968), (944, 1373645), (1040, 1246847), (1180, 1098916), (1456, 890605), (1534, 845320), (1652, 784940), (1820, 712484), (2065, 627952), (2360, 549458), (3019, 429520), (3068, 422660), (3304, 392470), (3640, 356242), (3835, 338128), (4130, 313976), (4720, 274729), (5369, 241520), (6038, 214760), (6136, 211330), (6608, 196235), (7280, 178121), (7670, 169064), (8260, 156988), (10738, 120760), (12076, 107380), (12272, 105665), (15095, 85904), (15340, 84532), (16520, 78494), (21133, 61360), (21476, 60380), (24152, 53690), (26845, 48304), (30190, 42952), (30680, 42266), (33040, 39247)]