420818400

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{211}}^1\times {\mathrm{277}}^1$

素因数の和:514

約数の個数: 216

約数和(自身を含む): 1496326104

約数和(自身を除く): 1075507704

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 144, 150, 160, 180, 200, 211, 225, 240, 277, 288, 300, 360, 400, 422, 450, 480, 554, 600, 633, 720, 800, 831, 844, 900, 1055, 1108, 1200, 1266, 1385, 1440, 1662, 1688, 1800, 1899, 2110, 2216, 2400, 2493, 2532, 2770, 3165, 3324, 3376, 3600, 3798, 4155, 4220, 4432, 4986, 5064, 5275, 5540, 6330, 6648, 6752, 6925, 7200, 7596, 8310, 8440, 8864, 9495, 9972, 10128, 10550, 11080, 12465, 12660, 13296, 13850, 15192, 15825, 16620, 16880, 18990, 19944, 20256, 20775, 21100, 22160, 24930, 25320, 26592, 27700, 30384, 31650, 33240, 33760, 37980, 39888, 41550, 42200, 44320, 47475, 49860, 50640, 55400, 58447, 60768, 62325, 63300, 66480, 75960, 79776, 83100, 84400, 94950, 99720, 101280, 110800, 116894, 124650, 126600, 132960, 151920, 166200, 168800, 175341, 189900, 199440, 221600, 233788, 249300, 253200, 292235, 303840, 332400, 350682, 379800, 398880, 467576, 498600, 506400, 526023, 584470, 664800, 701364, 759600, 876705, 935152, 997200, 1052046, 1168940, 1402728, 1461175, 1519200, 1753410, 1870304, 1994400, 2104092, 2337880, 2630115, 2805456, 2922350, 3506820, 4208184, 4383525, 4675760, 5260230, 5610912, 5844700, 7013640, 8416368, 8767050, 9351520, 10520460, 11689400, 13150575, 14027280, 16832736, 17534100, 21040920, 23378800, 26301150, 28054560, 35068200, 42081840, 46757600, 52602300, 70136400, 84163680, 105204600, 140272800, 210409200, 420818400]

約数ペア:

[(1, 420818400), (2, 210409200), (3, 140272800), (4, 105204600), (5, 84163680), (6, 70136400), (8, 52602300), (9, 46757600), (10, 42081840), (12, 35068200), (15, 28054560), (16, 26301150), (18, 23378800), (20, 21040920), (24, 17534100), (25, 16832736), (30, 14027280), (32, 13150575), (36, 11689400), (40, 10520460), (45, 9351520), (48, 8767050), (50, 8416368), (60, 7013640), (72, 5844700), (75, 5610912), (80, 5260230), (90, 4675760), (96, 4383525), (100, 4208184), (120, 3506820), (144, 2922350), (150, 2805456), (160, 2630115), (180, 2337880), (200, 2104092), (211, 1994400), (225, 1870304), (240, 1753410), (277, 1519200), (288, 1461175), (300, 1402728), (360, 1168940), (400, 1052046), (422, 997200), (450, 935152), (480, 876705), (554, 759600), (600, 701364), (633, 664800), (720, 584470), (800, 526023), (831, 506400), (844, 498600), (900, 467576), (1055, 398880), (1108, 379800), (1200, 350682), (1266, 332400), (1385, 303840), (1440, 292235), (1662, 253200), (1688, 249300), (1800, 233788), (1899, 221600), (2110, 199440), (2216, 189900), (2400, 175341), (2493, 168800), (2532, 166200), (2770, 151920), (3165, 132960), (3324, 126600), (3376, 124650), (3600, 116894), (3798, 110800), (4155, 101280), (4220, 99720), (4432, 94950), (4986, 84400), (5064, 83100), (5275, 79776), (5540, 75960), (6330, 66480), (6648, 63300), (6752, 62325), (6925, 60768), (7200, 58447), (7596, 55400), (8310, 50640), (8440, 49860), (8864, 47475), (9495, 44320), (9972, 42200), (10128, 41550), (10550, 39888), (11080, 37980), (12465, 33760), (12660, 33240), (13296, 31650), (13850, 30384), (15192, 27700), (15825, 26592), (16620, 25320), (16880, 24930), (18990, 22160), (19944, 21100), (20256, 20775)]