30123520

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{41}}^2$

素因数の和:112

約数の個数: 120

約数和(自身を含む): 84606192

約数和(自身を除く): 54482672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 128, 140, 160, 164, 205, 224, 256, 280, 287, 320, 328, 410, 448, 512, 560, 574, 640, 656, 820, 896, 1120, 1148, 1280, 1312, 1435, 1640, 1681, 1792, 2240, 2296, 2560, 2624, 2870, 3280, 3362, 3584, 4480, 4592, 5248, 5740, 6560, 6724, 8405, 8960, 9184, 10496, 11480, 11767, 13120, 13448, 16810, 17920, 18368, 20992, 22960, 23534, 26240, 26896, 33620, 36736, 45920, 47068, 52480, 53792, 58835, 67240, 73472, 91840, 94136, 104960, 107584, 117670, 134480, 146944, 183680, 188272, 215168, 235340, 268960, 367360, 376544, 430336, 470680, 537920, 734720, 753088, 860672, 941360, 1075840, 1506176, 1882720, 2151680, 3012352, 3765440, 4303360, 6024704, 7530880, 15061760, 30123520]

約数ペア:

[(1, 30123520), (2, 15061760), (4, 7530880), (5, 6024704), (7, 4303360), (8, 3765440), (10, 3012352), (14, 2151680), (16, 1882720), (20, 1506176), (28, 1075840), (32, 941360), (35, 860672), (40, 753088), (41, 734720), (56, 537920), (64, 470680), (70, 430336), (80, 376544), (82, 367360), (112, 268960), (128, 235340), (140, 215168), (160, 188272), (164, 183680), (205, 146944), (224, 134480), (256, 117670), (280, 107584), (287, 104960), (320, 94136), (328, 91840), (410, 73472), (448, 67240), (512, 58835), (560, 53792), (574, 52480), (640, 47068), (656, 45920), (820, 36736), (896, 33620), (1120, 26896), (1148, 26240), (1280, 23534), (1312, 22960), (1435, 20992), (1640, 18368), (1681, 17920), (1792, 16810), (2240, 13448), (2296, 13120), (2560, 11767), (2624, 11480), (2870, 10496), (3280, 9184), (3362, 8960), (3584, 8405), (4480, 6724), (4592, 6560), (5248, 5740)]