55918520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:517

約数の個数: 128

約数和(自身を含む): 158284800

約数和(自身を除く): 102366280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 23, 28, 35, 38, 40, 46, 56, 70, 76, 92, 95, 115, 133, 140, 152, 161, 184, 190, 230, 266, 280, 322, 380, 437, 457, 460, 532, 644, 665, 760, 805, 874, 914, 920, 1064, 1288, 1330, 1610, 1748, 1828, 2185, 2285, 2660, 3059, 3199, 3220, 3496, 3656, 4370, 4570, 5320, 6118, 6398, 6440, 8683, 8740, 9140, 10511, 12236, 12796, 15295, 15995, 17366, 17480, 18280, 21022, 24472, 25592, 30590, 31990, 34732, 42044, 43415, 52555, 60781, 61180, 63980, 69464, 73577, 84088, 86830, 105110, 121562, 122360, 127960, 147154, 173660, 199709, 210220, 243124, 294308, 303905, 347320, 367885, 399418, 420440, 486248, 588616, 607810, 735770, 798836, 998545, 1215620, 1397963, 1471540, 1597672, 1997090, 2431240, 2795926, 2943080, 3994180, 5591852, 6989815, 7988360, 11183704, 13979630, 27959260, 55918520]

約数ペア:

[(1, 55918520), (2, 27959260), (4, 13979630), (5, 11183704), (7, 7988360), (8, 6989815), (10, 5591852), (14, 3994180), (19, 2943080), (20, 2795926), (23, 2431240), (28, 1997090), (35, 1597672), (38, 1471540), (40, 1397963), (46, 1215620), (56, 998545), (70, 798836), (76, 735770), (92, 607810), (95, 588616), (115, 486248), (133, 420440), (140, 399418), (152, 367885), (161, 347320), (184, 303905), (190, 294308), (230, 243124), (266, 210220), (280, 199709), (322, 173660), (380, 147154), (437, 127960), (457, 122360), (460, 121562), (532, 105110), (644, 86830), (665, 84088), (760, 73577), (805, 69464), (874, 63980), (914, 61180), (920, 60781), (1064, 52555), (1288, 43415), (1330, 42044), (1610, 34732), (1748, 31990), (1828, 30590), (2185, 25592), (2285, 24472), (2660, 21022), (3059, 18280), (3199, 17480), (3220, 17366), (3496, 15995), (3656, 15295), (4370, 12796), (4570, 12236), (5320, 10511), (6118, 9140), (6398, 8740), (6440, 8683)]