1281822960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{997}}^1$

素因数の和:1511

約数の個数: 160

約数和(自身を含む): 4348150272

約数和(自身を除く): 3066327312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 487, 528, 660, 880, 974, 997, 1320, 1461, 1948, 1994, 2435, 2640, 2922, 2991, 3896, 3988, 4870, 4985, 5357, 5844, 5982, 7305, 7792, 7976, 9740, 9970, 10714, 10967, 11688, 11964, 14610, 14955, 15952, 16071, 19480, 19940, 21428, 21934, 23376, 23928, 26785, 29220, 29910, 32142, 32901, 38960, 39880, 42856, 43868, 47856, 53570, 54835, 58440, 59820, 64284, 65802, 79760, 80355, 85712, 87736, 107140, 109670, 116880, 119640, 128568, 131604, 160710, 164505, 175472, 214280, 219340, 239280, 257136, 263208, 321420, 329010, 428560, 438680, 485539, 526416, 642840, 658020, 877360, 971078, 1285680, 1316040, 1456617, 1942156, 2427695, 2632080, 2913234, 3884312, 4855390, 5340929, 5826468, 7283085, 7768624, 9710780, 10681858, 11652936, 14566170, 16022787, 19421560, 21363716, 23305872, 26704645, 29132340, 32045574, 38843120, 42727432, 53409290, 58264680, 64091148, 80113935, 85454864, 106818580, 116529360, 128182296, 160227870, 213637160, 256364592, 320455740, 427274320, 640911480, 1281822960]

約数ペア:

[(1, 1281822960), (2, 640911480), (3, 427274320), (4, 320455740), (5, 256364592), (6, 213637160), (8, 160227870), (10, 128182296), (11, 116529360), (12, 106818580), (15, 85454864), (16, 80113935), (20, 64091148), (22, 58264680), (24, 53409290), (30, 42727432), (33, 38843120), (40, 32045574), (44, 29132340), (48, 26704645), (55, 23305872), (60, 21363716), (66, 19421560), (80, 16022787), (88, 14566170), (110, 11652936), (120, 10681858), (132, 9710780), (165, 7768624), (176, 7283085), (220, 5826468), (240, 5340929), (264, 4855390), (330, 3884312), (440, 2913234), (487, 2632080), (528, 2427695), (660, 1942156), (880, 1456617), (974, 1316040), (997, 1285680), (1320, 971078), (1461, 877360), (1948, 658020), (1994, 642840), (2435, 526416), (2640, 485539), (2922, 438680), (2991, 428560), (3896, 329010), (3988, 321420), (4870, 263208), (4985, 257136), (5357, 239280), (5844, 219340), (5982, 214280), (7305, 175472), (7792, 164505), (7976, 160710), (9740, 131604), (9970, 128568), (10714, 119640), (10967, 116880), (11688, 109670), (11964, 107140), (14610, 87736), (14955, 85712), (15952, 80355), (16071, 79760), (19480, 65802), (19940, 64284), (21428, 59820), (21934, 58440), (23376, 54835), (23928, 53570), (26785, 47856), (29220, 43868), (29910, 42856), (32142, 39880), (32901, 38960)]