68420800

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 168

約数和(自身を含む): 198424800

約数和(自身を除く): 130004000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 41, 50, 56, 64, 70, 80, 82, 100, 112, 140, 149, 160, 164, 175, 200, 205, 224, 280, 287, 298, 320, 328, 350, 400, 410, 448, 560, 574, 596, 656, 700, 745, 800, 820, 1025, 1043, 1120, 1148, 1192, 1312, 1400, 1435, 1490, 1600, 1640, 2050, 2086, 2240, 2296, 2384, 2624, 2800, 2870, 2980, 3280, 3725, 4100, 4172, 4592, 4768, 5215, 5600, 5740, 5960, 6109, 6560, 7175, 7450, 8200, 8344, 9184, 9536, 10430, 11200, 11480, 11920, 12218, 13120, 14350, 14900, 16400, 16688, 18368, 20860, 22960, 23840, 24436, 26075, 28700, 29800, 30545, 32800, 33376, 41720, 42763, 45920, 47680, 48872, 52150, 57400, 59600, 61090, 65600, 66752, 83440, 85526, 91840, 97744, 104300, 114800, 119200, 122180, 152725, 166880, 171052, 195488, 208600, 213815, 229600, 238400, 244360, 305450, 333760, 342104, 390976, 417200, 427630, 459200, 488720, 610900, 684208, 834400, 855260, 977440, 1069075, 1221800, 1368416, 1668800, 1710520, 1954880, 2138150, 2443600, 2736832, 3421040, 4276300, 4887200, 6842080, 8552600, 9774400, 13684160, 17105200, 34210400, 68420800]

約数ペア:

[(1, 68420800), (2, 34210400), (4, 17105200), (5, 13684160), (7, 9774400), (8, 8552600), (10, 6842080), (14, 4887200), (16, 4276300), (20, 3421040), (25, 2736832), (28, 2443600), (32, 2138150), (35, 1954880), (40, 1710520), (41, 1668800), (50, 1368416), (56, 1221800), (64, 1069075), (70, 977440), (80, 855260), (82, 834400), (100, 684208), (112, 610900), (140, 488720), (149, 459200), (160, 427630), (164, 417200), (175, 390976), (200, 342104), (205, 333760), (224, 305450), (280, 244360), (287, 238400), (298, 229600), (320, 213815), (328, 208600), (350, 195488), (400, 171052), (410, 166880), (448, 152725), (560, 122180), (574, 119200), (596, 114800), (656, 104300), (700, 97744), (745, 91840), (800, 85526), (820, 83440), (1025, 66752), (1043, 65600), (1120, 61090), (1148, 59600), (1192, 57400), (1312, 52150), (1400, 48872), (1435, 47680), (1490, 45920), (1600, 42763), (1640, 41720), (2050, 33376), (2086, 32800), (2240, 30545), (2296, 29800), (2384, 28700), (2624, 26075), (2800, 24436), (2870, 23840), (2980, 22960), (3280, 20860), (3725, 18368), (4100, 16688), (4172, 16400), (4592, 14900), (4768, 14350), (5215, 13120), (5600, 12218), (5740, 11920), (5960, 11480), (6109, 11200), (6560, 10430), (7175, 9536), (7450, 9184), (8200, 8344)]