21077892000

素因数分解:

$2^5\times 3^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:191

約数の個数: 1152

約数和(自身を含む): 90076686336

約数和(自身を除く): 68998794336

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 25, 30, 31, 32, 33, 34, 36, 40, 44, 45, 48, 50, 51, 55, 60, 62, 66, 68, 72, 75, 80, 85, 88, 90, 93, 96, 99, 100, 101, 102, 110, 120, 124, 125, 132, 136, 144, 150, 153, 155, 160, 165, 170, 176, 180, 186, 187, 198, 200, 202, 204, 220, 225, 240, 248, 250, 255, 264, 272, 275, 279, 288, 300, 303, 306, 310, 330, 340, 341, 352, 360, 372, 374, 375, 396, 400, 404, 408, 425, 440, 450, 465, 480, 495, 496, 500, 505, 510, 527, 528, 544, 550, 558, 561, 600, 606, 612, 620, 660, 680, 682, 720, 744, 748, 750, 765, 775, 792, 800, 808, 816, 825, 850, 880, 900, 909, 930, 935, 990, 992, 1000, 1010, 1020, 1023, 1054, 1056, 1100, 1111, 1116, 1122, 1125, 1200, 1212, 1224, 1240, 1275, 1320, 1360, 1364, 1375, 1395, 1440, 1488, 1496, 1500, 1515, 1530, 1550, 1581, 1584, 1616, 1632, 1650, 1683, 1700, 1705, 1717, 1760, 1800, 1818, 1860, 1870, 1980, 2000, 2020, 2040, 2046, 2108, 2125, 2200, 2222, 2232, 2244, 2250, 2325, 2400, 2424, 2448, 2475, 2480, 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約数ペア:

[(1, 21077892000), (2, 10538946000), (3, 7025964000), (4, 5269473000), (5, 4215578400), (6, 3512982000), (8, 2634736500), (9, 2341988000), (10, 2107789200), (11, 1916172000), (12, 1756491000), (15, 1405192800), (16, 1317368250), (17, 1239876000), (18, 1170994000), (20, 1053894600), (22, 958086000), (24, 878245500), (25, 843115680), (30, 702596400), (31, 679932000), (32, 658684125), (33, 638724000), (34, 619938000), (36, 585497000), (40, 526947300), (44, 479043000), (45, 468397600), (48, 439122750), (50, 421557840), (51, 413292000), (55, 383234400), (60, 351298200), (62, 339966000), (66, 319362000), (68, 309969000), (72, 292748500), (75, 281038560), (80, 263473650), (85, 247975200), (88, 239521500), (90, 234198800), (93, 226644000), (96, 219561375), (99, 212908000), (100, 210778920), (101, 208692000), (102, 206646000), (110, 191617200), (120, 175649100), (124, 169983000), (125, 168623136), (132, 159681000), (136, 154984500), (144, 146374250), (150, 140519280), (153, 137764000), (155, 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