243392640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1163}}^1$

素因数の和:1294

約数の個数: 128

約数和(自身を含む): 783604800

約数和(自身を除く): 540212160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 109, 120, 128, 160, 192, 218, 240, 320, 327, 384, 436, 480, 545, 640, 654, 872, 960, 1090, 1163, 1308, 1635, 1744, 1920, 2180, 2326, 2616, 3270, 3488, 3489, 4360, 4652, 5232, 5815, 6540, 6976, 6978, 8720, 9304, 10464, 11630, 13080, 13952, 13956, 17440, 17445, 18608, 20928, 23260, 26160, 27912, 34880, 34890, 37216, 41856, 46520, 52320, 55824, 69760, 69780, 74432, 93040, 104640, 111648, 126767, 139560, 148864, 186080, 209280, 223296, 253534, 279120, 372160, 380301, 446592, 507068, 558240, 633835, 744320, 760602, 1014136, 1116480, 1267670, 1521204, 1901505, 2028272, 2232960, 2535340, 3042408, 3803010, 4056544, 5070680, 6084816, 7606020, 8113088, 10141360, 12169632, 15212040, 16226176, 20282720, 24339264, 30424080, 40565440, 48678528, 60848160, 81130880, 121696320, 243392640]

約数ペア:

[(1, 243392640), (2, 121696320), (3, 81130880), (4, 60848160), (5, 48678528), (6, 40565440), (8, 30424080), (10, 24339264), (12, 20282720), (15, 16226176), (16, 15212040), (20, 12169632), (24, 10141360), (30, 8113088), (32, 7606020), (40, 6084816), (48, 5070680), (60, 4056544), (64, 3803010), (80, 3042408), (96, 2535340), (109, 2232960), (120, 2028272), (128, 1901505), (160, 1521204), (192, 1267670), (218, 1116480), (240, 1014136), (320, 760602), (327, 744320), (384, 633835), (436, 558240), (480, 507068), (545, 446592), (640, 380301), (654, 372160), (872, 279120), (960, 253534), (1090, 223296), (1163, 209280), (1308, 186080), (1635, 148864), (1744, 139560), (1920, 126767), (2180, 111648), (2326, 104640), (2616, 93040), (3270, 74432), (3488, 69780), (3489, 69760), (4360, 55824), (4652, 52320), (5232, 46520), (5815, 41856), (6540, 37216), (6976, 34890), (6978, 34880), (8720, 27912), (9304, 26160), (10464, 23260), (11630, 20928), (13080, 18608), (13952, 17445), (13956, 17440)]