56537240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:165

約数の個数: 128

約数和(自身を含む): 144633600

約数和(自身を除く): 88096360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 47, 58, 61, 68, 85, 94, 116, 122, 136, 145, 170, 188, 232, 235, 244, 290, 305, 340, 376, 470, 488, 493, 580, 610, 680, 799, 940, 986, 1037, 1160, 1220, 1363, 1598, 1769, 1880, 1972, 2074, 2440, 2465, 2726, 2867, 3196, 3538, 3944, 3995, 4148, 4930, 5185, 5452, 5734, 6392, 6815, 7076, 7990, 8296, 8845, 9860, 10370, 10904, 11468, 13630, 14152, 14335, 15980, 17690, 19720, 20740, 22936, 23171, 27260, 28670, 30073, 31960, 35380, 41480, 46342, 48739, 54520, 57340, 60146, 70760, 83143, 92684, 97478, 114680, 115855, 120292, 150365, 166286, 185368, 194956, 231710, 240584, 243695, 300730, 332572, 389912, 415715, 463420, 487390, 601460, 665144, 831430, 926840, 974780, 1202920, 1413431, 1662860, 1949560, 2826862, 3325720, 5653724, 7067155, 11307448, 14134310, 28268620, 56537240]

約数ペア:

[(1, 56537240), (2, 28268620), (4, 14134310), (5, 11307448), (8, 7067155), (10, 5653724), (17, 3325720), (20, 2826862), (29, 1949560), (34, 1662860), (40, 1413431), (47, 1202920), (58, 974780), (61, 926840), (68, 831430), (85, 665144), (94, 601460), (116, 487390), (122, 463420), (136, 415715), (145, 389912), (170, 332572), (188, 300730), (232, 243695), (235, 240584), (244, 231710), (290, 194956), (305, 185368), (340, 166286), (376, 150365), (470, 120292), (488, 115855), (493, 114680), (580, 97478), (610, 92684), (680, 83143), (799, 70760), (940, 60146), (986, 57340), (1037, 54520), (1160, 48739), (1220, 46342), (1363, 41480), (1598, 35380), (1769, 31960), (1880, 30073), (1972, 28670), (2074, 27260), (2440, 23171), (2465, 22936), (2726, 20740), (2867, 19720), (3196, 17690), (3538, 15980), (3944, 14335), (3995, 14152), (4148, 13630), (4930, 11468), (5185, 10904), (5452, 10370), (5734, 9860), (6392, 8845), (6815, 8296), (7076, 7990)]