218975400

素因数分解:

$2^3\times 3^4\times 5^2\times 7^1\times {\mathrm{1931}}^1$

素因数の和:1966

約数の個数: 240

約数和(自身を含む): 869631840

約数和(自身を除く): 650656440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 50, 54, 56, 60, 63, 70, 72, 75, 81, 84, 90, 100, 105, 108, 120, 126, 135, 140, 150, 162, 168, 175, 180, 189, 200, 210, 216, 225, 252, 270, 280, 300, 315, 324, 350, 360, 378, 405, 420, 450, 504, 525, 540, 567, 600, 630, 648, 675, 700, 756, 810, 840, 900, 945, 1050, 1080, 1134, 1260, 1350, 1400, 1512, 1575, 1620, 1800, 1890, 1931, 2025, 2100, 2268, 2520, 2700, 2835, 3150, 3240, 3780, 3862, 4050, 4200, 4536, 4725, 5400, 5670, 5793, 6300, 7560, 7724, 8100, 9450, 9655, 11340, 11586, 12600, 13517, 14175, 15448, 16200, 17379, 18900, 19310, 22680, 23172, 27034, 28350, 28965, 34758, 37800, 38620, 40551, 46344, 48275, 52137, 54068, 56700, 57930, 67585, 69516, 77240, 81102, 86895, 96550, 104274, 108136, 113400, 115860, 121653, 135170, 139032, 144825, 156411, 162204, 173790, 193100, 202755, 208548, 231720, 243306, 260685, 270340, 289650, 312822, 324408, 337925, 347580, 364959, 386200, 405510, 417096, 434475, 486612, 521370, 540680, 579300, 608265, 625644, 675850, 695160, 729918, 782055, 811020, 868950, 973224, 1013775, 1042740, 1094877, 1158600, 1216530, 1251288, 1303425, 1351700, 1459836, 1564110, 1622040, 1737900, 1824795, 2027550, 2085480, 2189754, 2433060, 2606850, 2703400, 2919672, 3041325, 3128220, 3475800, 3649590, 3910275, 4055100, 4379508, 4866120, 5213700, 5474385, 6082650, 6256440, 7299180, 7820550, 8110200, 8759016, 9123975, 10427400, 10948770, 12165300, 14598360, 15641100, 18247950, 21897540, 24330600, 27371925, 31282200, 36495900, 43795080, 54743850, 72991800, 109487700, 218975400]

約数ペア:

[(1, 218975400), (2, 109487700), (3, 72991800), (4, 54743850), (5, 43795080), (6, 36495900), (7, 31282200), (8, 27371925), (9, 24330600), (10, 21897540), (12, 18247950), (14, 15641100), (15, 14598360), (18, 12165300), (20, 10948770), (21, 10427400), (24, 9123975), (25, 8759016), (27, 8110200), (28, 7820550), (30, 7299180), (35, 6256440), (36, 6082650), (40, 5474385), (42, 5213700), (45, 4866120), (50, 4379508), (54, 4055100), (56, 3910275), (60, 3649590), (63, 3475800), (70, 3128220), (72, 3041325), (75, 2919672), (81, 2703400), (84, 2606850), (90, 2433060), (100, 2189754), (105, 2085480), (108, 2027550), (120, 1824795), (126, 1737900), (135, 1622040), (140, 1564110), (150, 1459836), (162, 1351700), (168, 1303425), (175, 1251288), (180, 1216530), (189, 1158600), (200, 1094877), (210, 1042740), (216, 1013775), (225, 973224), (252, 868950), (270, 811020), (280, 782055), (300, 729918), (315, 695160), (324, 675850), (350, 625644), (360, 608265), (378, 579300), (405, 540680), (420, 521370), (450, 486612), (504, 434475), (525, 417096), (540, 405510), (567, 386200), (600, 364959), (630, 347580), (648, 337925), (675, 324408), (700, 312822), (756, 289650), (810, 270340), (840, 260685), (900, 243306), (945, 231720), (1050, 208548), (1080, 202755), (1134, 193100), (1260, 173790), (1350, 162204), (1400, 156411), (1512, 144825), (1575, 139032), (1620, 135170), (1800, 121653), (1890, 115860), (1931, 113400), (2025, 108136), (2100, 104274), (2268, 96550), (2520, 86895), (2700, 81102), (2835, 77240), (3150, 69516), (3240, 67585), (3780, 57930), (3862, 56700), (4050, 54068), (4200, 52137), (4536, 48275), (4725, 46344), (5400, 40551), (5670, 38620), (5793, 37800), (6300, 34758), (7560, 28965), (7724, 28350), (8100, 27034), (9450, 23172), (9655, 22680), (11340, 19310), (11586, 18900), (12600, 17379), (13517, 16200), (14175, 15448)]