77982960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:407

約数の個数: 160

約数和(自身を含む): 267125760

約数和(自身を除く): 189142800

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, 109, 110, 120, 132, 165, 176, 218, 220, 240, 264, 271, 327, 330, 436, 440, 528, 542, 545, 654, 660, 813, 872, 880, 1084, 1090, 1199, 1308, 1320, 1355, 1626, 1635, 1744, 2168, 2180, 2398, 2616, 2640, 2710, 2981, 3252, 3270, 3597, 4065, 4336, 4360, 4796, 5232, 5420, 5962, 5995, 6504, 6540, 7194, 8130, 8720, 8943, 9592, 10840, 11924, 11990, 13008, 13080, 14388, 14905, 16260, 17886, 17985, 19184, 21680, 23848, 23980, 26160, 28776, 29539, 29810, 32520, 35772, 35970, 44715, 47696, 47960, 57552, 59078, 59620, 65040, 71544, 71940, 88617, 89430, 95920, 118156, 119240, 143088, 143880, 147695, 177234, 178860, 236312, 238480, 287760, 295390, 324929, 354468, 357720, 443085, 472624, 590780, 649858, 708936, 715440, 886170, 974787, 1181560, 1299716, 1417872, 1624645, 1772340, 1949574, 2363120, 2599432, 3249290, 3544680, 3899148, 4873935, 5198864, 6498580, 7089360, 7798296, 9747870, 12997160, 15596592, 19495740, 25994320, 38991480, 77982960]

約数ペア:

[(1, 77982960), (2, 38991480), (3, 25994320), (4, 19495740), (5, 15596592), (6, 12997160), (8, 9747870), (10, 7798296), (11, 7089360), (12, 6498580), (15, 5198864), (16, 4873935), (20, 3899148), (22, 3544680), (24, 3249290), (30, 2599432), (33, 2363120), (40, 1949574), (44, 1772340), (48, 1624645), (55, 1417872), (60, 1299716), (66, 1181560), (80, 974787), (88, 886170), (109, 715440), (110, 708936), (120, 649858), (132, 590780), (165, 472624), (176, 443085), (218, 357720), (220, 354468), (240, 324929), (264, 295390), (271, 287760), (327, 238480), (330, 236312), (436, 178860), (440, 177234), (528, 147695), (542, 143880), (545, 143088), (654, 119240), (660, 118156), (813, 95920), (872, 89430), (880, 88617), (1084, 71940), (1090, 71544), (1199, 65040), (1308, 59620), (1320, 59078), (1355, 57552), (1626, 47960), (1635, 47696), (1744, 44715), (2168, 35970), (2180, 35772), (2398, 32520), (2616, 29810), (2640, 29539), (2710, 28776), (2981, 26160), (3252, 23980), (3270, 23848), (3597, 21680), (4065, 19184), (4336, 17985), (4360, 17886), (4796, 16260), (5232, 14905), (5420, 14388), (5962, 13080), (5995, 13008), (6504, 11990), (6540, 11924), (7194, 10840), (8130, 9592), (8720, 8943)]