21362400

素因数分解:

$2^5\times 3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:95

約数の個数: 288

約数和(自身を含む): 82494720

約数和(自身を除く): 61132320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 27, 30, 32, 36, 40, 43, 45, 46, 48, 50, 54, 60, 69, 72, 75, 80, 86, 90, 92, 96, 100, 108, 115, 120, 129, 135, 138, 144, 150, 160, 172, 180, 184, 200, 207, 215, 216, 225, 230, 240, 258, 270, 276, 288, 300, 344, 345, 360, 368, 387, 400, 414, 430, 432, 450, 460, 480, 516, 540, 552, 575, 600, 621, 645, 675, 688, 690, 720, 736, 774, 800, 828, 860, 864, 900, 920, 989, 1032, 1035, 1075, 1080, 1104, 1150, 1161, 1200, 1242, 1290, 1350, 1376, 1380, 1440, 1548, 1656, 1720, 1725, 1800, 1840, 1935, 1978, 2064, 2070, 2150, 2160, 2208, 2300, 2322, 2400, 2484, 2580, 2700, 2760, 2967, 3096, 3105, 3225, 3312, 3440, 3450, 3600, 3680, 3870, 3956, 4128, 4140, 4300, 4320, 4600, 4644, 4945, 4968, 5160, 5175, 5400, 5520, 5805, 5934, 6192, 6210, 6450, 6624, 6880, 6900, 7200, 7740, 7912, 8280, 8600, 8901, 9200, 9288, 9675, 9890, 9936, 10320, 10350, 10800, 11040, 11610, 11868, 12384, 12420, 12900, 13800, 14835, 15480, 15525, 15824, 16560, 17200, 17802, 18400, 18576, 19350, 19780, 19872, 20640, 20700, 21600, 23220, 23736, 24725, 24840, 25800, 26703, 27600, 29025, 29670, 30960, 31050, 31648, 33120, 34400, 35604, 37152, 38700, 39560, 41400, 44505, 46440, 47472, 49450, 49680, 51600, 53406, 55200, 58050, 59340, 61920, 62100, 71208, 74175, 77400, 79120, 82800, 89010, 92880, 94944, 98900, 99360, 103200, 106812, 116100, 118680, 124200, 133515, 142416, 148350, 154800, 158240, 165600, 178020, 185760, 197800, 213624, 222525, 232200, 237360, 248400, 267030, 284832, 296700, 309600, 356040, 395600, 427248, 445050, 464400, 474720, 496800, 534060, 593400, 667575, 712080, 791200, 854496, 890100, 928800, 1068120, 1186800, 1335150, 1424160, 1780200, 2136240, 2373600, 2670300, 3560400, 4272480, 5340600, 7120800, 10681200, 21362400]

約数ペア:

[(1, 21362400), (2, 10681200), (3, 7120800), (4, 5340600), (5, 4272480), (6, 3560400), (8, 2670300), (9, 2373600), (10, 2136240), (12, 1780200), (15, 1424160), (16, 1335150), (18, 1186800), (20, 1068120), (23, 928800), (24, 890100), (25, 854496), (27, 791200), (30, 712080), (32, 667575), (36, 593400), (40, 534060), (43, 496800), (45, 474720), (46, 464400), (48, 445050), (50, 427248), (54, 395600), (60, 356040), (69, 309600), (72, 296700), (75, 284832), (80, 267030), (86, 248400), (90, 237360), (92, 232200), (96, 222525), (100, 213624), (108, 197800), (115, 185760), (120, 178020), (129, 165600), (135, 158240), (138, 154800), (144, 148350), (150, 142416), (160, 133515), (172, 124200), (180, 118680), (184, 116100), (200, 106812), (207, 103200), (215, 99360), (216, 98900), (225, 94944), (230, 92880), (240, 89010), (258, 82800), (270, 79120), (276, 77400), (288, 74175), (300, 71208), (344, 62100), (345, 61920), (360, 59340), (368, 58050), (387, 55200), (400, 53406), (414, 51600), (430, 49680), (432, 49450), (450, 47472), (460, 46440), (480, 44505), (516, 41400), (540, 39560), (552, 38700), (575, 37152), (600, 35604), (621, 34400), (645, 33120), (675, 31648), (688, 31050), (690, 30960), (720, 29670), (736, 29025), (774, 27600), (800, 26703), (828, 25800), (860, 24840), (864, 24725), (900, 23736), (920, 23220), (989, 21600), (1032, 20700), (1035, 20640), (1075, 19872), (1080, 19780), (1104, 19350), (1150, 18576), (1161, 18400), (1200, 17802), (1242, 17200), (1290, 16560), (1350, 15824), (1376, 15525), (1380, 15480), (1440, 14835), (1548, 13800), (1656, 12900), (1720, 12420), (1725, 12384), (1800, 11868), (1840, 11610), (1935, 11040), (1978, 10800), (2064, 10350), (2070, 10320), (2150, 9936), (2160, 9890), (2208, 9675), (2300, 9288), (2322, 9200), (2400, 8901), (2484, 8600), (2580, 8280), (2700, 7912), (2760, 7740), (2967, 7200), (3096, 6900), (3105, 6880), (3225, 6624), (3312, 6450), (3440, 6210), (3450, 6192), (3600, 5934), (3680, 5805), (3870, 5520), (3956, 5400), (4128, 5175), (4140, 5160), (4300, 4968), (4320, 4945), (4600, 4644)]