30775780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:293

約数の個数: 96

約数和(自身を含む): 79785216

約数和(自身を除く): 49009436

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 67, 68, 70, 85, 119, 134, 140, 170, 193, 238, 268, 335, 340, 386, 469, 476, 595, 670, 772, 938, 965, 1139, 1190, 1340, 1351, 1876, 1930, 2278, 2345, 2380, 2702, 3281, 3860, 4556, 4690, 5404, 5695, 6562, 6755, 7973, 9380, 11390, 12931, 13124, 13510, 15946, 16405, 22780, 22967, 25862, 27020, 31892, 32810, 39865, 45934, 51724, 64655, 65620, 79730, 90517, 91868, 114835, 129310, 159460, 181034, 219827, 229670, 258620, 362068, 439654, 452585, 459340, 879308, 905170, 1099135, 1538789, 1810340, 2198270, 3077578, 4396540, 6155156, 7693945, 15387890, 30775780]

約数ペア:

[(1, 30775780), (2, 15387890), (4, 7693945), (5, 6155156), (7, 4396540), (10, 3077578), (14, 2198270), (17, 1810340), (20, 1538789), (28, 1099135), (34, 905170), (35, 879308), (67, 459340), (68, 452585), (70, 439654), (85, 362068), (119, 258620), (134, 229670), (140, 219827), (170, 181034), (193, 159460), (238, 129310), (268, 114835), (335, 91868), (340, 90517), (386, 79730), (469, 65620), (476, 64655), (595, 51724), (670, 45934), (772, 39865), (938, 32810), (965, 31892), (1139, 27020), (1190, 25862), (1340, 22967), (1351, 22780), (1876, 16405), (1930, 15946), (2278, 13510), (2345, 13124), (2380, 12931), (2702, 11390), (3281, 9380), (3860, 7973), (4556, 6755), (4690, 6562), (5404, 5695)]