68754420

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:121

約数の個数: 288

約数和(自身を含む): 258306048

約数和(自身を除く): 189551628

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 43, 45, 47, 54, 60, 63, 70, 81, 84, 86, 90, 94, 105, 108, 126, 129, 135, 140, 141, 162, 172, 180, 188, 189, 210, 215, 235, 243, 252, 258, 270, 282, 301, 315, 324, 329, 378, 387, 405, 420, 423, 430, 470, 486, 516, 540, 564, 567, 602, 630, 645, 658, 705, 756, 774, 810, 846, 860, 903, 940, 945, 972, 987, 1134, 1161, 1204, 1215, 1260, 1269, 1290, 1316, 1410, 1505, 1548, 1620, 1645, 1692, 1701, 1806, 1890, 1935, 1974, 2021, 2115, 2268, 2322, 2430, 2538, 2580, 2709, 2820, 2835, 2961, 3010, 3290, 3402, 3483, 3612, 3780, 3807, 3870, 3948, 4042, 4230, 4515, 4644, 4860, 4935, 5076, 5418, 5670, 5805, 5922, 6020, 6063, 6345, 6580, 6804, 6966, 7614, 7740, 8084, 8127, 8460, 8505, 8883, 9030, 9870, 10105, 10449, 10836, 11340, 11421, 11610, 11844, 12126, 12690, 13545, 13932, 14147, 14805, 15228, 16254, 17010, 17415, 17766, 18060, 18189, 19035, 19740, 20210, 20898, 22842, 23220, 24252, 24381, 25380, 26649, 27090, 28294, 29610, 30315, 32508, 34020, 34830, 35532, 36378, 38070, 40420, 40635, 41796, 42441, 44415, 45684, 48762, 52245, 53298, 54180, 54567, 56588, 57105, 59220, 60630, 69660, 70735, 72756, 73143, 76140, 79947, 81270, 84882, 88830, 90945, 97524, 104490, 106596, 109134, 114210, 121260, 121905, 127323, 133245, 141470, 146286, 159894, 162540, 163701, 169764, 177660, 181890, 208980, 212205, 218268, 228420, 243810, 254646, 266490, 272835, 282940, 292572, 319788, 327402, 363780, 365715, 381969, 399735, 424410, 487620, 491103, 509292, 532980, 545670, 636615, 654804, 731430, 763938, 799470, 818505, 848820, 982206, 1091340, 1145907, 1273230, 1462860, 1527876, 1598940, 1637010, 1909845, 1964412, 2291814, 2455515, 2546460, 3274020, 3437721, 3819690, 4583628, 4911030, 5729535, 6875442, 7639380, 9822060, 11459070, 13750884, 17188605, 22918140, 34377210, 68754420]

約数ペア:

[(1, 68754420), (2, 34377210), (3, 22918140), (4, 17188605), (5, 13750884), (6, 11459070), (7, 9822060), (9, 7639380), (10, 6875442), (12, 5729535), (14, 4911030), (15, 4583628), (18, 3819690), (20, 3437721), (21, 3274020), (27, 2546460), (28, 2455515), (30, 2291814), (35, 1964412), (36, 1909845), (42, 1637010), (43, 1598940), (45, 1527876), (47, 1462860), (54, 1273230), (60, 1145907), (63, 1091340), (70, 982206), (81, 848820), (84, 818505), (86, 799470), (90, 763938), (94, 731430), (105, 654804), (108, 636615), (126, 545670), (129, 532980), (135, 509292), (140, 491103), (141, 487620), (162, 424410), (172, 399735), (180, 381969), (188, 365715), (189, 363780), (210, 327402), (215, 319788), (235, 292572), (243, 282940), (252, 272835), (258, 266490), (270, 254646), (282, 243810), (301, 228420), (315, 218268), (324, 212205), (329, 208980), (378, 181890), (387, 177660), (405, 169764), (420, 163701), (423, 162540), (430, 159894), (470, 146286), (486, 141470), (516, 133245), (540, 127323), (564, 121905), (567, 121260), (602, 114210), (630, 109134), (645, 106596), (658, 104490), (705, 97524), (756, 90945), (774, 88830), (810, 84882), (846, 81270), (860, 79947), (903, 76140), (940, 73143), (945, 72756), (972, 70735), (987, 69660), (1134, 60630), (1161, 59220), (1204, 57105), (1215, 56588), (1260, 54567), (1269, 54180), (1290, 53298), (1316, 52245), (1410, 48762), (1505, 45684), (1548, 44415), (1620, 42441), (1645, 41796), (1692, 40635), (1701, 40420), (1806, 38070), (1890, 36378), (1935, 35532), (1974, 34830), (2021, 34020), (2115, 32508), (2268, 30315), (2322, 29610), (2430, 28294), (2538, 27090), (2580, 26649), (2709, 25380), (2820, 24381), (2835, 24252), (2961, 23220), (3010, 22842), (3290, 20898), (3402, 20210), (3483, 19740), (3612, 19035), (3780, 18189), (3807, 18060), (3870, 17766), (3948, 17415), (4042, 17010), (4230, 16254), (4515, 15228), (4644, 14805), (4860, 14147), (4935, 13932), (5076, 13545), (5418, 12690), (5670, 12126), (5805, 11844), (5922, 11610), (6020, 11421), (6063, 11340), (6345, 10836), (6580, 10449), (6804, 10105), (6966, 9870), (7614, 9030), (7740, 8883), (8084, 8505), (8127, 8460)]