212171760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2861}}^1$

素因数の和:2983

約数の個数: 120

約数和(自身を含む): 719712864

約数和(自身を除く): 507541104

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 103, 120, 144, 180, 206, 240, 309, 360, 412, 515, 618, 720, 824, 927, 1030, 1236, 1545, 1648, 1854, 2060, 2472, 2861, 3090, 3708, 4120, 4635, 4944, 5722, 6180, 7416, 8240, 8583, 9270, 11444, 12360, 14305, 14832, 17166, 18540, 22888, 24720, 25749, 28610, 34332, 37080, 42915, 45776, 51498, 57220, 68664, 74160, 85830, 102996, 114440, 128745, 137328, 171660, 205992, 228880, 257490, 294683, 343320, 411984, 514980, 589366, 686640, 884049, 1029960, 1178732, 1473415, 1768098, 2059920, 2357464, 2652147, 2946830, 3536196, 4420245, 4714928, 5304294, 5893660, 7072392, 8840490, 10608588, 11787320, 13260735, 14144784, 17680980, 21217176, 23574640, 26521470, 35361960, 42434352, 53042940, 70723920, 106085880, 212171760]

約数ペア:

[(1, 212171760), (2, 106085880), (3, 70723920), (4, 53042940), (5, 42434352), (6, 35361960), (8, 26521470), (9, 23574640), (10, 21217176), (12, 17680980), (15, 14144784), (16, 13260735), (18, 11787320), (20, 10608588), (24, 8840490), (30, 7072392), (36, 5893660), (40, 5304294), (45, 4714928), (48, 4420245), (60, 3536196), (72, 2946830), (80, 2652147), (90, 2357464), (103, 2059920), (120, 1768098), (144, 1473415), (180, 1178732), (206, 1029960), (240, 884049), (309, 686640), (360, 589366), (412, 514980), (515, 411984), (618, 343320), (720, 294683), (824, 257490), (927, 228880), (1030, 205992), (1236, 171660), (1545, 137328), (1648, 128745), (1854, 114440), (2060, 102996), (2472, 85830), (2861, 74160), (3090, 68664), (3708, 57220), (4120, 51498), (4635, 45776), (4944, 42915), (5722, 37080), (6180, 34332), (7416, 28610), (8240, 25749), (8583, 24720), (9270, 22888), (11444, 18540), (12360, 17166), (14305, 14832)]