77709280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{659}}^1$

素因数の和:752

約数の個数: 96

約数和(自身を含む): 203575680

約数和(自身を除く): 125866400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 67, 80, 88, 110, 134, 160, 176, 220, 268, 335, 352, 440, 536, 659, 670, 737, 880, 1072, 1318, 1340, 1474, 1760, 2144, 2636, 2680, 2948, 3295, 3685, 5272, 5360, 5896, 6590, 7249, 7370, 10544, 10720, 11792, 13180, 14498, 14740, 21088, 23584, 26360, 28996, 29480, 36245, 44153, 52720, 57992, 58960, 72490, 88306, 105440, 115984, 117920, 144980, 176612, 220765, 231968, 289960, 353224, 441530, 485683, 579920, 706448, 883060, 971366, 1159840, 1412896, 1766120, 1942732, 2428415, 3532240, 3885464, 4856830, 7064480, 7770928, 9713660, 15541856, 19427320, 38854640, 77709280]

約数ペア:

[(1, 77709280), (2, 38854640), (4, 19427320), (5, 15541856), (8, 9713660), (10, 7770928), (11, 7064480), (16, 4856830), (20, 3885464), (22, 3532240), (32, 2428415), (40, 1942732), (44, 1766120), (55, 1412896), (67, 1159840), (80, 971366), (88, 883060), (110, 706448), (134, 579920), (160, 485683), (176, 441530), (220, 353224), (268, 289960), (335, 231968), (352, 220765), (440, 176612), (536, 144980), (659, 117920), (670, 115984), (737, 105440), (880, 88306), (1072, 72490), (1318, 58960), (1340, 57992), (1474, 52720), (1760, 44153), (2144, 36245), (2636, 29480), (2680, 28996), (2948, 26360), (3295, 23584), (3685, 21088), (5272, 14740), (5360, 14498), (5896, 13180), (6590, 11792), (7249, 10720), (7370, 10544)]