55390440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:152

約数の個数: 256

約数和(自身を含む): 205701120

約数和(自身を除く): 150310680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 47, 56, 60, 61, 69, 70, 84, 92, 94, 105, 115, 120, 122, 138, 140, 141, 161, 168, 183, 184, 188, 210, 230, 235, 244, 276, 280, 282, 305, 322, 329, 345, 366, 376, 420, 427, 460, 470, 483, 488, 552, 564, 610, 644, 658, 690, 705, 732, 805, 840, 854, 915, 920, 940, 966, 987, 1081, 1128, 1220, 1281, 1288, 1316, 1380, 1403, 1410, 1464, 1610, 1645, 1708, 1830, 1880, 1932, 1974, 2135, 2162, 2415, 2440, 2562, 2632, 2760, 2806, 2820, 2867, 3220, 3243, 3290, 3416, 3660, 3864, 3948, 4209, 4270, 4324, 4830, 4935, 5124, 5405, 5612, 5640, 5734, 6405, 6440, 6486, 6580, 7015, 7320, 7567, 7896, 8418, 8540, 8601, 8648, 9660, 9821, 9870, 10248, 10810, 11224, 11468, 12810, 12972, 13160, 14030, 14335, 15134, 16215, 16836, 17080, 17202, 19320, 19642, 19740, 20069, 21045, 21620, 22701, 22936, 25620, 25944, 28060, 28670, 29463, 30268, 32430, 33672, 34404, 37835, 39284, 39480, 40138, 42090, 43005, 43240, 45402, 49105, 51240, 56120, 57340, 58926, 60207, 60536, 64860, 65941, 68808, 75670, 78568, 80276, 84180, 86010, 90804, 98210, 100345, 113505, 114680, 117852, 120414, 129720, 131882, 147315, 151340, 160552, 168360, 172020, 181608, 196420, 197823, 200690, 227010, 235704, 240828, 263764, 294630, 301035, 302680, 329705, 344040, 392840, 395646, 401380, 454020, 461587, 481656, 527528, 589260, 602070, 659410, 791292, 802760, 908040, 923174, 989115, 1178520, 1204140, 1318820, 1384761, 1582584, 1846348, 1978230, 2307935, 2408280, 2637640, 2769522, 3692696, 3956460, 4615870, 5539044, 6923805, 7912920, 9231740, 11078088, 13847610, 18463480, 27695220, 55390440]

約数ペア:

[(1, 55390440), (2, 27695220), (3, 18463480), (4, 13847610), (5, 11078088), (6, 9231740), (7, 7912920), (8, 6923805), (10, 5539044), (12, 4615870), (14, 3956460), (15, 3692696), (20, 2769522), (21, 2637640), (23, 2408280), (24, 2307935), (28, 1978230), (30, 1846348), (35, 1582584), (40, 1384761), (42, 1318820), (46, 1204140), (47, 1178520), (56, 989115), (60, 923174), (61, 908040), (69, 802760), (70, 791292), (84, 659410), (92, 602070), (94, 589260), (105, 527528), (115, 481656), (120, 461587), (122, 454020), (138, 401380), (140, 395646), (141, 392840), (161, 344040), (168, 329705), (183, 302680), (184, 301035), (188, 294630), (210, 263764), (230, 240828), (235, 235704), (244, 227010), (276, 200690), (280, 197823), (282, 196420), (305, 181608), (322, 172020), (329, 168360), (345, 160552), (366, 151340), (376, 147315), (420, 131882), (427, 129720), (460, 120414), (470, 117852), (483, 114680), (488, 113505), (552, 100345), (564, 98210), (610, 90804), (644, 86010), (658, 84180), (690, 80276), (705, 78568), (732, 75670), (805, 68808), (840, 65941), (854, 64860), (915, 60536), (920, 60207), (940, 58926), (966, 57340), (987, 56120), (1081, 51240), (1128, 49105), (1220, 45402), (1281, 43240), (1288, 43005), (1316, 42090), (1380, 40138), (1403, 39480), (1410, 39284), (1464, 37835), (1610, 34404), (1645, 33672), (1708, 32430), (1830, 30268), (1880, 29463), (1932, 28670), (1974, 28060), (2135, 25944), (2162, 25620), (2415, 22936), (2440, 22701), (2562, 21620), (2632, 21045), (2760, 20069), (2806, 19740), (2820, 19642), (2867, 19320), (3220, 17202), (3243, 17080), (3290, 16836), (3416, 16215), (3660, 15134), (3864, 14335), (3948, 14030), (4209, 13160), (4270, 12972), (4324, 12810), (4830, 11468), (4935, 11224), (5124, 10810), (5405, 10248), (5612, 9870), (5640, 9821), (5734, 9660), (6405, 8648), (6440, 8601), (6486, 8540), (6580, 8418), (7015, 7896), (7320, 7567)]