1490088720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{45319}}^1$

素因数の和:45472

約数の個数: 80

約数和(自身を含む): 4653095040

約数和(自身を除く): 3163006320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 137, 240, 274, 411, 548, 685, 822, 1096, 1370, 1644, 2055, 2192, 2740, 3288, 4110, 5480, 6576, 8220, 10960, 16440, 32880, 45319, 90638, 135957, 181276, 226595, 271914, 362552, 453190, 543828, 679785, 725104, 906380, 1087656, 1359570, 1812760, 2175312, 2719140, 3625520, 5438280, 6208703, 10876560, 12417406, 18626109, 24834812, 31043515, 37252218, 49669624, 62087030, 74504436, 93130545, 99339248, 124174060, 149008872, 186261090, 248348120, 298017744, 372522180, 496696240, 745044360, 1490088720]

約数ペア:

[(1, 1490088720), (2, 745044360), (3, 496696240), (4, 372522180), (5, 298017744), (6, 248348120), (8, 186261090), (10, 149008872), (12, 124174060), (15, 99339248), (16, 93130545), (20, 74504436), (24, 62087030), (30, 49669624), (40, 37252218), (48, 31043515), (60, 24834812), (80, 18626109), (120, 12417406), (137, 10876560), (240, 6208703), (274, 5438280), (411, 3625520), (548, 2719140), (685, 2175312), (822, 1812760), (1096, 1359570), (1370, 1087656), (1644, 906380), (2055, 725104), (2192, 679785), (2740, 543828), (3288, 453190), (4110, 362552), (5480, 271914), (6576, 226595), (8220, 181276), (10960, 135957), (16440, 90638), (32880, 45319)]