215870200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:474

約数の個数: 192

約数和(自身を含む): 640584000

約数和(自身を除く): 424713800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 29, 35, 40, 50, 52, 56, 58, 65, 70, 91, 100, 104, 116, 130, 140, 145, 175, 182, 200, 203, 232, 260, 280, 290, 325, 350, 364, 377, 406, 409, 455, 520, 580, 650, 700, 725, 728, 754, 812, 818, 910, 1015, 1160, 1300, 1400, 1450, 1508, 1624, 1636, 1820, 1885, 2030, 2045, 2275, 2600, 2639, 2863, 2900, 3016, 3272, 3640, 3770, 4060, 4090, 4550, 5075, 5278, 5317, 5726, 5800, 7540, 8120, 8180, 9100, 9425, 10150, 10225, 10556, 10634, 11452, 11861, 13195, 14315, 15080, 16360, 18200, 18850, 20300, 20450, 21112, 21268, 22904, 23722, 26390, 26585, 28630, 37219, 37700, 40600, 40900, 42536, 47444, 52780, 53170, 57260, 59305, 65975, 71575, 74438, 75400, 81800, 83027, 94888, 105560, 106340, 114520, 118610, 131950, 132925, 143150, 148876, 154193, 166054, 186095, 212680, 237220, 263900, 265850, 286300, 296525, 297752, 308386, 332108, 372190, 415135, 474440, 527800, 531700, 572600, 593050, 616772, 664216, 744380, 770965, 830270, 930475, 1063400, 1079351, 1186100, 1233544, 1488760, 1541930, 1660540, 1860950, 2075675, 2158702, 2372200, 3083860, 3321080, 3721900, 3854825, 4151350, 4317404, 5396755, 6167720, 7443800, 7709650, 8302700, 8634808, 10793510, 15419300, 16605400, 21587020, 26983775, 30838600, 43174040, 53967550, 107935100, 215870200]

約数ペア:

[(1, 215870200), (2, 107935100), (4, 53967550), (5, 43174040), (7, 30838600), (8, 26983775), (10, 21587020), (13, 16605400), (14, 15419300), (20, 10793510), (25, 8634808), (26, 8302700), (28, 7709650), (29, 7443800), (35, 6167720), (40, 5396755), (50, 4317404), (52, 4151350), (56, 3854825), (58, 3721900), (65, 3321080), (70, 3083860), (91, 2372200), (100, 2158702), (104, 2075675), (116, 1860950), (130, 1660540), (140, 1541930), (145, 1488760), (175, 1233544), (182, 1186100), (200, 1079351), (203, 1063400), (232, 930475), (260, 830270), (280, 770965), (290, 744380), (325, 664216), (350, 616772), (364, 593050), (377, 572600), (406, 531700), (409, 527800), (455, 474440), (520, 415135), (580, 372190), (650, 332108), (700, 308386), (725, 297752), (728, 296525), (754, 286300), (812, 265850), (818, 263900), (910, 237220), (1015, 212680), (1160, 186095), (1300, 166054), (1400, 154193), (1450, 148876), (1508, 143150), (1624, 132925), (1636, 131950), (1820, 118610), (1885, 114520), (2030, 106340), (2045, 105560), (2275, 94888), (2600, 83027), (2639, 81800), (2863, 75400), (2900, 74438), (3016, 71575), (3272, 65975), (3640, 59305), (3770, 57260), (4060, 53170), (4090, 52780), (4550, 47444), (5075, 42536), (5278, 40900), (5317, 40600), (5726, 37700), (5800, 37219), (7540, 28630), (8120, 26585), (8180, 26390), (9100, 23722), (9425, 22904), (10150, 21268), (10225, 21112), (10556, 20450), (10634, 20300), (11452, 18850), (11861, 18200), (13195, 16360), (14315, 15080)]