84316120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 228096000

約数和(自身を除く): 143779880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 47, 56, 70, 86, 94, 140, 149, 172, 188, 215, 235, 280, 298, 301, 329, 344, 376, 430, 470, 596, 602, 658, 745, 860, 940, 1043, 1192, 1204, 1316, 1490, 1505, 1645, 1720, 1880, 2021, 2086, 2408, 2632, 2980, 3010, 3290, 4042, 4172, 5215, 5960, 6020, 6407, 6580, 7003, 8084, 8344, 10105, 10430, 12040, 12814, 13160, 14006, 14147, 16168, 20210, 20860, 25628, 28012, 28294, 32035, 35015, 40420, 41720, 44849, 49021, 51256, 56024, 56588, 64070, 70030, 70735, 80840, 89698, 98042, 113176, 128140, 140060, 141470, 179396, 196084, 224245, 245105, 256280, 280120, 282940, 301129, 358792, 392168, 448490, 490210, 565880, 602258, 896980, 980420, 1204516, 1505645, 1793960, 1960840, 2107903, 2409032, 3011290, 4215806, 6022580, 8431612, 10539515, 12045160, 16863224, 21079030, 42158060, 84316120]

約数ペア:

[(1, 84316120), (2, 42158060), (4, 21079030), (5, 16863224), (7, 12045160), (8, 10539515), (10, 8431612), (14, 6022580), (20, 4215806), (28, 3011290), (35, 2409032), (40, 2107903), (43, 1960840), (47, 1793960), (56, 1505645), (70, 1204516), (86, 980420), (94, 896980), (140, 602258), (149, 565880), (172, 490210), (188, 448490), (215, 392168), (235, 358792), (280, 301129), (298, 282940), (301, 280120), (329, 256280), (344, 245105), (376, 224245), (430, 196084), (470, 179396), (596, 141470), (602, 140060), (658, 128140), (745, 113176), (860, 98042), (940, 89698), (1043, 80840), (1192, 70735), (1204, 70030), (1316, 64070), (1490, 56588), (1505, 56024), (1645, 51256), (1720, 49021), (1880, 44849), (2021, 41720), (2086, 40420), (2408, 35015), (2632, 32035), (2980, 28294), (3010, 28012), (3290, 25628), (4042, 20860), (4172, 20210), (5215, 16168), (5960, 14147), (6020, 14006), (6407, 13160), (6580, 12814), (7003, 12040), (8084, 10430), (8344, 10105)]