71847840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^2$

素因数の和:179

約数の個数: 144

約数和(自身を含む): 235575648

約数和(自身を除く): 163727808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 59, 60, 80, 86, 96, 118, 120, 129, 160, 172, 177, 215, 236, 240, 258, 295, 344, 354, 430, 472, 480, 516, 590, 645, 688, 708, 860, 885, 944, 1032, 1180, 1290, 1376, 1416, 1720, 1770, 1888, 2064, 2360, 2537, 2580, 2832, 3440, 3481, 3540, 4128, 4720, 5074, 5160, 5664, 6880, 6962, 7080, 7611, 9440, 10148, 10320, 10443, 12685, 13924, 14160, 15222, 17405, 20296, 20640, 20886, 25370, 27848, 28320, 30444, 34810, 38055, 40592, 41772, 50740, 52215, 55696, 60888, 69620, 76110, 81184, 83544, 101480, 104430, 111392, 121776, 139240, 149683, 152220, 167088, 202960, 208860, 243552, 278480, 299366, 304440, 334176, 405920, 417720, 449049, 556960, 598732, 608880, 748415, 835440, 898098, 1197464, 1217760, 1496830, 1670880, 1796196, 2245245, 2394928, 2993660, 3592392, 4490490, 4789856, 5987320, 7184784, 8980980, 11974640, 14369568, 17961960, 23949280, 35923920, 71847840]

約数ペア:

[(1, 71847840), (2, 35923920), (3, 23949280), (4, 17961960), (5, 14369568), (6, 11974640), (8, 8980980), (10, 7184784), (12, 5987320), (15, 4789856), (16, 4490490), (20, 3592392), (24, 2993660), (30, 2394928), (32, 2245245), (40, 1796196), (43, 1670880), (48, 1496830), (59, 1217760), (60, 1197464), (80, 898098), (86, 835440), (96, 748415), (118, 608880), (120, 598732), (129, 556960), (160, 449049), (172, 417720), (177, 405920), (215, 334176), (236, 304440), (240, 299366), (258, 278480), (295, 243552), (344, 208860), (354, 202960), (430, 167088), (472, 152220), (480, 149683), (516, 139240), (590, 121776), (645, 111392), (688, 104430), (708, 101480), (860, 83544), (885, 81184), (944, 76110), (1032, 69620), (1180, 60888), (1290, 55696), (1376, 52215), (1416, 50740), (1720, 41772), (1770, 40592), (1888, 38055), (2064, 34810), (2360, 30444), (2537, 28320), (2580, 27848), (2832, 25370), (3440, 20886), (3481, 20640), (3540, 20296), (4128, 17405), (4720, 15222), (5074, 14160), (5160, 13924), (5664, 12685), (6880, 10443), (6962, 10320), (7080, 10148), (7611, 9440)]