1276880360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{2089}}^1$

素因数の和:2203

約数の個数: 128

約数和(自身を含む): 3430944000

約数和(自身を除く): 2154063640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 59, 70, 74, 118, 140, 148, 185, 236, 259, 280, 295, 296, 370, 413, 472, 518, 590, 740, 826, 1036, 1180, 1295, 1480, 1652, 2065, 2072, 2089, 2183, 2360, 2590, 3304, 4130, 4178, 4366, 5180, 8260, 8356, 8732, 10360, 10445, 10915, 14623, 15281, 16520, 16712, 17464, 20890, 21830, 29246, 30562, 41780, 43660, 58492, 61124, 73115, 76405, 77293, 83560, 87320, 116984, 122248, 123251, 146230, 152810, 154586, 246502, 292460, 305620, 309172, 386465, 493004, 541051, 584920, 611240, 616255, 618344, 772930, 862757, 986008, 1082102, 1232510, 1545860, 1725514, 2164204, 2465020, 2705255, 3091720, 3451028, 4313785, 4328408, 4560287, 4930040, 5410510, 6902056, 8627570, 9120574, 10821020, 17255140, 18241148, 21642040, 22801435, 31922009, 34510280, 36482296, 45602870, 63844018, 91205740, 127688036, 159610045, 182411480, 255376072, 319220090, 638440180, 1276880360]

約数ペア:

[(1, 1276880360), (2, 638440180), (4, 319220090), (5, 255376072), (7, 182411480), (8, 159610045), (10, 127688036), (14, 91205740), (20, 63844018), (28, 45602870), (35, 36482296), (37, 34510280), (40, 31922009), (56, 22801435), (59, 21642040), (70, 18241148), (74, 17255140), (118, 10821020), (140, 9120574), (148, 8627570), (185, 6902056), (236, 5410510), (259, 4930040), (280, 4560287), (295, 4328408), (296, 4313785), (370, 3451028), (413, 3091720), (472, 2705255), (518, 2465020), (590, 2164204), (740, 1725514), (826, 1545860), (1036, 1232510), (1180, 1082102), (1295, 986008), (1480, 862757), (1652, 772930), (2065, 618344), (2072, 616255), (2089, 611240), (2183, 584920), (2360, 541051), (2590, 493004), (3304, 386465), (4130, 309172), (4178, 305620), (4366, 292460), (5180, 246502), (8260, 154586), (8356, 152810), (8732, 146230), (10360, 123251), (10445, 122248), (10915, 116984), (14623, 87320), (15281, 83560), (16520, 77293), (16712, 76405), (17464, 73115), (20890, 61124), (21830, 58492), (29246, 43660), (30562, 41780)]