221572512

素因数分解:

$2^5\times 3^2\times 7^3\times {\mathrm{2243}}^1$

素因数の和:2280

約数の個数: 144

約数和(自身を含む): 735134400

約数和(自身を除く): 513561888

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 144, 147, 168, 196, 224, 252, 288, 294, 336, 343, 392, 441, 504, 588, 672, 686, 784, 882, 1008, 1029, 1176, 1372, 1568, 1764, 2016, 2058, 2243, 2352, 2744, 3087, 3528, 4116, 4486, 4704, 5488, 6174, 6729, 7056, 8232, 8972, 10976, 12348, 13458, 14112, 15701, 16464, 17944, 20187, 24696, 26916, 31402, 32928, 35888, 40374, 47103, 49392, 53832, 62804, 71776, 80748, 94206, 98784, 107664, 109907, 125608, 141309, 161496, 188412, 215328, 219814, 251216, 282618, 322992, 329721, 376824, 439628, 502432, 565236, 645984, 659442, 753648, 769349, 879256, 989163, 1130472, 1318884, 1507296, 1538698, 1758512, 1978326, 2260944, 2308047, 2637768, 3077396, 3517024, 3956652, 4521888, 4616094, 5275536, 6154792, 6924141, 7913304, 9232188, 10551072, 12309584, 13848282, 15826608, 18464376, 24619168, 27696564, 31653216, 36928752, 55393128, 73857504, 110786256, 221572512]

約数ペア:

[(1, 221572512), (2, 110786256), (3, 73857504), (4, 55393128), (6, 36928752), (7, 31653216), (8, 27696564), (9, 24619168), (12, 18464376), (14, 15826608), (16, 13848282), (18, 12309584), (21, 10551072), (24, 9232188), (28, 7913304), (32, 6924141), (36, 6154792), (42, 5275536), (48, 4616094), (49, 4521888), (56, 3956652), (63, 3517024), (72, 3077396), (84, 2637768), (96, 2308047), (98, 2260944), (112, 1978326), (126, 1758512), (144, 1538698), (147, 1507296), (168, 1318884), (196, 1130472), (224, 989163), (252, 879256), (288, 769349), (294, 753648), (336, 659442), (343, 645984), (392, 565236), (441, 502432), (504, 439628), (588, 376824), (672, 329721), (686, 322992), (784, 282618), (882, 251216), (1008, 219814), (1029, 215328), (1176, 188412), (1372, 161496), (1568, 141309), (1764, 125608), (2016, 109907), (2058, 107664), (2243, 98784), (2352, 94206), (2744, 80748), (3087, 71776), (3528, 62804), (4116, 53832), (4486, 49392), (4704, 47103), (5488, 40374), (6174, 35888), (6729, 32928), (7056, 31402), (8232, 26916), (8972, 24696), (10976, 20187), (12348, 17944), (13458, 16464), (14112, 15701)]