81582840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:266

約数の個数: 192

約数和(自身を含む): 283046400

約数和(自身を除く): 201463560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 59, 60, 69, 72, 90, 92, 115, 118, 120, 138, 167, 177, 180, 184, 207, 230, 236, 276, 295, 334, 345, 354, 360, 414, 460, 472, 501, 531, 552, 590, 668, 690, 708, 828, 835, 885, 920, 1002, 1035, 1062, 1180, 1336, 1357, 1380, 1416, 1503, 1656, 1670, 1770, 2004, 2070, 2124, 2360, 2505, 2655, 2714, 2760, 3006, 3340, 3540, 3841, 4008, 4071, 4140, 4248, 5010, 5310, 5428, 6012, 6680, 6785, 7080, 7515, 7682, 8142, 8280, 9853, 10020, 10620, 10856, 11523, 12024, 12213, 13570, 15030, 15364, 16284, 19205, 19706, 20040, 20355, 21240, 23046, 24426, 27140, 29559, 30060, 30728, 32568, 34569, 38410, 39412, 40710, 46092, 48852, 49265, 54280, 57615, 59118, 60120, 61065, 69138, 76820, 78824, 81420, 88677, 92184, 97704, 98530, 115230, 118236, 122130, 138276, 147795, 153640, 162840, 172845, 177354, 197060, 226619, 230460, 236472, 244260, 276552, 295590, 345690, 354708, 394120, 443385, 453238, 460920, 488520, 591180, 679857, 691380, 709416, 886770, 906476, 1133095, 1182360, 1359714, 1382760, 1773540, 1812952, 2039571, 2266190, 2719428, 3399285, 3547080, 4079142, 4532380, 5438856, 6798570, 8158284, 9064760, 10197855, 13597140, 16316568, 20395710, 27194280, 40791420, 81582840]

約数ペア:

[(1, 81582840), (2, 40791420), (3, 27194280), (4, 20395710), (5, 16316568), (6, 13597140), (8, 10197855), (9, 9064760), (10, 8158284), (12, 6798570), (15, 5438856), (18, 4532380), (20, 4079142), (23, 3547080), (24, 3399285), (30, 2719428), (36, 2266190), (40, 2039571), (45, 1812952), (46, 1773540), (59, 1382760), (60, 1359714), (69, 1182360), (72, 1133095), (90, 906476), (92, 886770), (115, 709416), (118, 691380), (120, 679857), (138, 591180), (167, 488520), (177, 460920), (180, 453238), (184, 443385), (207, 394120), (230, 354708), (236, 345690), (276, 295590), (295, 276552), (334, 244260), (345, 236472), (354, 230460), (360, 226619), (414, 197060), (460, 177354), (472, 172845), (501, 162840), (531, 153640), (552, 147795), (590, 138276), (668, 122130), (690, 118236), (708, 115230), (828, 98530), (835, 97704), (885, 92184), (920, 88677), (1002, 81420), (1035, 78824), (1062, 76820), (1180, 69138), (1336, 61065), (1357, 60120), (1380, 59118), (1416, 57615), (1503, 54280), (1656, 49265), (1670, 48852), (1770, 46092), (2004, 40710), (2070, 39412), (2124, 38410), (2360, 34569), (2505, 32568), (2655, 30728), (2714, 30060), (2760, 29559), (3006, 27140), (3340, 24426), (3540, 23046), (3841, 21240), (4008, 20355), (4071, 20040), (4140, 19706), (4248, 19205), (5010, 16284), (5310, 15364), (5428, 15030), (6012, 13570), (6680, 12213), (6785, 12024), (7080, 11523), (7515, 10856), (7682, 10620), (8142, 10020), (8280, 9853)]