21938400

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1$

素因数の和:314

約数の個数: 216

約数和(自身を含む): 84697704

約数和(自身を除く): 62759304

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 30, 32, 33, 36, 40, 44, 45, 48, 50, 55, 60, 66, 72, 75, 80, 88, 90, 96, 99, 100, 110, 120, 132, 144, 150, 160, 165, 176, 180, 198, 200, 220, 225, 240, 264, 275, 277, 288, 300, 330, 352, 360, 396, 400, 440, 450, 480, 495, 528, 550, 554, 600, 660, 720, 792, 800, 825, 831, 880, 900, 990, 1056, 1100, 1108, 1200, 1320, 1385, 1440, 1584, 1650, 1662, 1760, 1800, 1980, 2200, 2216, 2400, 2475, 2493, 2640, 2770, 3047, 3168, 3300, 3324, 3600, 3960, 4155, 4400, 4432, 4950, 4986, 5280, 5540, 6094, 6600, 6648, 6925, 7200, 7920, 8310, 8800, 8864, 9141, 9900, 9972, 11080, 12188, 12465, 13200, 13296, 13850, 15235, 15840, 16620, 18282, 19800, 19944, 20775, 22160, 24376, 24930, 26400, 26592, 27423, 27700, 30470, 33240, 36564, 39600, 39888, 41550, 44320, 45705, 48752, 49860, 54846, 55400, 60940, 62325, 66480, 73128, 76175, 79200, 79776, 83100, 91410, 97504, 99720, 109692, 110800, 121880, 124650, 132960, 137115, 146256, 152350, 166200, 182820, 199440, 219384, 221600, 228525, 243760, 249300, 274230, 292512, 304700, 332400, 365640, 398880, 438768, 457050, 487520, 498600, 548460, 609400, 664800, 685575, 731280, 877536, 914100, 997200, 1096920, 1218800, 1371150, 1462560, 1828200, 1994400, 2193840, 2437600, 2742300, 3656400, 4387680, 5484600, 7312800, 10969200, 21938400]

約数ペア:

[(1, 21938400), (2, 10969200), (3, 7312800), (4, 5484600), (5, 4387680), (6, 3656400), (8, 2742300), (9, 2437600), (10, 2193840), (11, 1994400), (12, 1828200), (15, 1462560), (16, 1371150), (18, 1218800), (20, 1096920), (22, 997200), (24, 914100), (25, 877536), (30, 731280), (32, 685575), (33, 664800), (36, 609400), (40, 548460), (44, 498600), (45, 487520), (48, 457050), (50, 438768), (55, 398880), (60, 365640), (66, 332400), (72, 304700), (75, 292512), (80, 274230), (88, 249300), (90, 243760), (96, 228525), (99, 221600), (100, 219384), (110, 199440), (120, 182820), (132, 166200), (144, 152350), (150, 146256), (160, 137115), (165, 132960), (176, 124650), (180, 121880), (198, 110800), (200, 109692), (220, 99720), (225, 97504), (240, 91410), (264, 83100), (275, 79776), (277, 79200), (288, 76175), (300, 73128), (330, 66480), (352, 62325), (360, 60940), (396, 55400), (400, 54846), (440, 49860), (450, 48752), (480, 45705), (495, 44320), (528, 41550), (550, 39888), (554, 39600), (600, 36564), (660, 33240), (720, 30470), (792, 27700), (800, 27423), (825, 26592), (831, 26400), (880, 24930), (900, 24376), (990, 22160), (1056, 20775), (1100, 19944), (1108, 19800), (1200, 18282), (1320, 16620), (1385, 15840), (1440, 15235), (1584, 13850), (1650, 13296), (1662, 13200), (1760, 12465), (1800, 12188), (1980, 11080), (2200, 9972), (2216, 9900), (2400, 9141), (2475, 8864), (2493, 8800), (2640, 8310), (2770, 7920), (3047, 7200), (3168, 6925), (3300, 6648), (3324, 6600), (3600, 6094), (3960, 5540), (4155, 5280), (4400, 4986), (4432, 4950)]