640988061888

素因数分解:

$2^6\times 3^1\times {\mathrm{41}}^1\times {\mathrm{8111}}^1\times {\mathrm{10039}}^1$

素因数の和:18206

約数の個数: 112

約数和(自身を含む): 1737699425280

約数和(自身を除く): 1096711363392

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 164, 192, 246, 328, 492, 656, 984, 1312, 1968, 2624, 3936, 7872, 8111, 10039, 16222, 20078, 24333, 30117, 32444, 40156, 48666, 60234, 64888, 80312, 97332, 120468, 129776, 160624, 194664, 240936, 259552, 321248, 332551, 389328, 411599, 481872, 519104, 642496, 665102, 778656, 823198, 963744, 997653, 1234797, 1330204, 1557312, 1646396, 1927488, 1995306, 2469594, 2660408, 3292792, 3990612, 4939188, 5320816, 6585584, 7981224, 9878376, 10641632, 13171168, 15962448, 19756752, 21283264, 26342336, 31924896, 39513504, 63849792, 79027008, 81426329, 162852658, 244278987, 325705316, 488557974, 651410632, 977115948, 1302821264, 1954231896, 2605642528, 3338479489, 3908463792, 5211285056, 6676958978, 7816927584, 10015438467, 13353917956, 15633855168, 20030876934, 26707835912, 40061753868, 53415671824, 80123507736, 106831343648, 160247015472, 213662687296, 320494030944, 640988061888]

約数ペア:

[(1, 640988061888), (2, 320494030944), (3, 213662687296), (4, 160247015472), (6, 106831343648), (8, 80123507736), (12, 53415671824), (16, 40061753868), (24, 26707835912), (32, 20030876934), (41, 15633855168), (48, 13353917956), (64, 10015438467), (82, 7816927584), (96, 6676958978), (123, 5211285056), (164, 3908463792), (192, 3338479489), (246, 2605642528), (328, 1954231896), (492, 1302821264), (656, 977115948), (984, 651410632), (1312, 488557974), (1968, 325705316), (2624, 244278987), (3936, 162852658), (7872, 81426329), (8111, 79027008), (10039, 63849792), (16222, 39513504), (20078, 31924896), (24333, 26342336), (30117, 21283264), (32444, 19756752), (40156, 15962448), (48666, 13171168), (60234, 10641632), (64888, 9878376), (80312, 7981224), (97332, 6585584), (120468, 5320816), (129776, 4939188), (160624, 3990612), (194664, 3292792), (240936, 2660408), (259552, 2469594), (321248, 1995306), (332551, 1927488), (389328, 1646396), (411599, 1557312), (481872, 1330204), (519104, 1234797), (642496, 997653), (665102, 963744), (778656, 823198)]