21673217760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{821}}^1\times {\mathrm{1279}}^1$

素因数の和:2161

約数の個数: 192

約数和(自身を含む): 69998100480

約数和(自身を除く): 48324882720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 80, 86, 96, 120, 129, 160, 172, 215, 240, 258, 344, 430, 480, 516, 645, 688, 821, 860, 1032, 1279, 1290, 1376, 1642, 1720, 2064, 2463, 2558, 2580, 3284, 3440, 3837, 4105, 4128, 4926, 5116, 5160, 6395, 6568, 6880, 7674, 8210, 9852, 10232, 10320, 12315, 12790, 13136, 15348, 16420, 19185, 19704, 20464, 20640, 24630, 25580, 26272, 30696, 32840, 35303, 38370, 39408, 40928, 49260, 51160, 54997, 61392, 65680, 70606, 76740, 78816, 98520, 102320, 105909, 109994, 122784, 131360, 141212, 153480, 164991, 176515, 197040, 204640, 211818, 219988, 274985, 282424, 306960, 329982, 353030, 394080, 423636, 439976, 529545, 549970, 564848, 613920, 659964, 706060, 824955, 847272, 879952, 1050059, 1059090, 1099940, 1129696, 1319928, 1412120, 1649910, 1694544, 1759904, 2100118, 2118180, 2199880, 2639856, 2824240, 3150177, 3299820, 3389088, 4200236, 4236360, 4399760, 5250295, 5279712, 5648480, 6300354, 6599640, 8400472, 8472720, 8799520, 10500590, 12600708, 13199280, 15750885, 16800944, 16945440, 21001180, 25201416, 26398560, 31501770, 33601888, 42002360, 45152537, 50402832, 63003540, 84004720, 90305074, 100805664, 126007080, 135457611, 168009440, 180610148, 225762685, 252014160, 270915222, 361220296, 451525370, 504028320, 541830444, 677288055, 722440592, 903050740, 1083660888, 1354576110, 1444881184, 1806101480, 2167321776, 2709152220, 3612202960, 4334643552, 5418304440, 7224405920, 10836608880, 21673217760]

約数ペア:

[(1, 21673217760), (2, 10836608880), (3, 7224405920), (4, 5418304440), (5, 4334643552), (6, 3612202960), (8, 2709152220), (10, 2167321776), (12, 1806101480), (15, 1444881184), (16, 1354576110), (20, 1083660888), (24, 903050740), (30, 722440592), (32, 677288055), (40, 541830444), (43, 504028320), (48, 451525370), (60, 361220296), (80, 270915222), (86, 252014160), (96, 225762685), (120, 180610148), (129, 168009440), (160, 135457611), (172, 126007080), (215, 100805664), (240, 90305074), (258, 84004720), (344, 63003540), (430, 50402832), (480, 45152537), (516, 42002360), (645, 33601888), (688, 31501770), (821, 26398560), (860, 25201416), (1032, 21001180), (1279, 16945440), (1290, 16800944), (1376, 15750885), (1642, 13199280), (1720, 12600708), (2064, 10500590), (2463, 8799520), (2558, 8472720), (2580, 8400472), (3284, 6599640), (3440, 6300354), (3837, 5648480), (4105, 5279712), (4128, 5250295), (4926, 4399760), (5116, 4236360), (5160, 4200236), (6395, 3389088), (6568, 3299820), (6880, 3150177), (7674, 2824240), (8210, 2639856), (9852, 2199880), (10232, 2118180), (10320, 2100118), (12315, 1759904), (12790, 1694544), (13136, 1649910), (15348, 1412120), (16420, 1319928), (19185, 1129696), (19704, 1099940), (20464, 1059090), (20640, 1050059), (24630, 879952), (25580, 847272), (26272, 824955), (30696, 706060), (32840, 659964), (35303, 613920), (38370, 564848), (39408, 549970), (40928, 529545), (49260, 439976), (51160, 423636), (54997, 394080), (61392, 353030), (65680, 329982), (70606, 306960), (76740, 282424), (78816, 274985), (98520, 219988), (102320, 211818), (105909, 204640), (109994, 197040), (122784, 176515), (131360, 164991), (141212, 153480)]