288725220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^2$

素因数の和:211

約数の個数: 216

約数和(自身を含む): 1038413376

約数和(自身を除く): 749688156

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 73, 84, 86, 90, 105, 126, 129, 140, 146, 172, 180, 210, 215, 219, 252, 258, 292, 301, 315, 365, 387, 420, 430, 438, 511, 516, 602, 630, 645, 657, 730, 774, 860, 876, 903, 1022, 1095, 1204, 1260, 1290, 1314, 1460, 1505, 1533, 1548, 1806, 1935, 2044, 2190, 2555, 2580, 2628, 2709, 3010, 3066, 3139, 3285, 3612, 3870, 4380, 4515, 4599, 5110, 5329, 5418, 6020, 6132, 6278, 6570, 7665, 7740, 9030, 9198, 9417, 10220, 10658, 10836, 12556, 13140, 13545, 15330, 15695, 15987, 18060, 18396, 18834, 21316, 21973, 22995, 26645, 27090, 28251, 30660, 31390, 31974, 37303, 37668, 43946, 45990, 47085, 47961, 53290, 54180, 56502, 62780, 63948, 65919, 74606, 79935, 87892, 91980, 94170, 95922, 106580, 109865, 111909, 113004, 131838, 141255, 149212, 159870, 186515, 188340, 191844, 197757, 219730, 223818, 229147, 239805, 263676, 282510, 319740, 329595, 335727, 373030, 395514, 439460, 447636, 458294, 479610, 559545, 565020, 659190, 671454, 687441, 746060, 791028, 916588, 959220, 988785, 1119090, 1145735, 1318380, 1342908, 1374882, 1604029, 1678635, 1977570, 2062323, 2238180, 2291470, 2749764, 3208058, 3357270, 3437205, 3955140, 4124646, 4582940, 4812087, 6416116, 6714540, 6874410, 8020145, 8249292, 9624174, 10311615, 13748820, 14436261, 16040290, 19248348, 20623230, 24060435, 28872522, 32080580, 41246460, 48120870, 57745044, 72181305, 96241740, 144362610, 288725220]

約数ペア:

[(1, 288725220), (2, 144362610), (3, 96241740), (4, 72181305), (5, 57745044), (6, 48120870), (7, 41246460), (9, 32080580), (10, 28872522), (12, 24060435), (14, 20623230), (15, 19248348), (18, 16040290), (20, 14436261), (21, 13748820), (28, 10311615), (30, 9624174), (35, 8249292), (36, 8020145), (42, 6874410), (43, 6714540), (45, 6416116), (60, 4812087), (63, 4582940), (70, 4124646), (73, 3955140), (84, 3437205), (86, 3357270), (90, 3208058), (105, 2749764), (126, 2291470), (129, 2238180), (140, 2062323), (146, 1977570), (172, 1678635), (180, 1604029), (210, 1374882), (215, 1342908), (219, 1318380), (252, 1145735), (258, 1119090), (292, 988785), (301, 959220), (315, 916588), (365, 791028), (387, 746060), (420, 687441), (430, 671454), (438, 659190), (511, 565020), (516, 559545), (602, 479610), (630, 458294), (645, 447636), (657, 439460), (730, 395514), (774, 373030), (860, 335727), (876, 329595), (903, 319740), (1022, 282510), (1095, 263676), (1204, 239805), (1260, 229147), (1290, 223818), (1314, 219730), (1460, 197757), (1505, 191844), (1533, 188340), (1548, 186515), (1806, 159870), (1935, 149212), (2044, 141255), (2190, 131838), (2555, 113004), (2580, 111909), (2628, 109865), (2709, 106580), (3010, 95922), (3066, 94170), (3139, 91980), (3285, 87892), (3612, 79935), (3870, 74606), (4380, 65919), (4515, 63948), (4599, 62780), (5110, 56502), (5329, 54180), (5418, 53290), (6020, 47961), (6132, 47085), (6278, 45990), (6570, 43946), (7665, 37668), (7740, 37303), (9030, 31974), (9198, 31390), (9417, 30660), (10220, 28251), (10658, 27090), (10836, 26645), (12556, 22995), (13140, 21973), (13545, 21316), (15330, 18834), (15695, 18396), (15987, 18060)]