71210916

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:183

約数の個数: 144

約数和(自身を含む): 215488000

約数和(自身を除く): 144277084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 73, 79, 84, 98, 126, 146, 147, 158, 196, 219, 237, 252, 292, 294, 316, 343, 438, 441, 474, 511, 553, 588, 657, 686, 711, 876, 882, 948, 1022, 1029, 1106, 1314, 1372, 1422, 1533, 1659, 1764, 2044, 2058, 2212, 2628, 2844, 3066, 3087, 3318, 3577, 3871, 4116, 4599, 4977, 5767, 6132, 6174, 6636, 7154, 7742, 9198, 9954, 10731, 11534, 11613, 12348, 14308, 15484, 17301, 18396, 19908, 21462, 23068, 23226, 25039, 27097, 32193, 34602, 34839, 40369, 42924, 46452, 50078, 51903, 54194, 64386, 69204, 69678, 75117, 80738, 81291, 100156, 103806, 108388, 121107, 128772, 139356, 150234, 161476, 162582, 207612, 225351, 242214, 243873, 282583, 300468, 325164, 363321, 450702, 484428, 487746, 565166, 726642, 847749, 901404, 975492, 1130332, 1453284, 1695498, 1978081, 2543247, 3390996, 3956162, 5086494, 5934243, 7912324, 10172988, 11868486, 17802729, 23736972, 35605458, 71210916]

約数ペア:

[(1, 71210916), (2, 35605458), (3, 23736972), (4, 17802729), (6, 11868486), (7, 10172988), (9, 7912324), (12, 5934243), (14, 5086494), (18, 3956162), (21, 3390996), (28, 2543247), (36, 1978081), (42, 1695498), (49, 1453284), (63, 1130332), (73, 975492), (79, 901404), (84, 847749), (98, 726642), (126, 565166), (146, 487746), (147, 484428), (158, 450702), (196, 363321), (219, 325164), (237, 300468), (252, 282583), (292, 243873), (294, 242214), (316, 225351), (343, 207612), (438, 162582), (441, 161476), (474, 150234), (511, 139356), (553, 128772), (588, 121107), (657, 108388), (686, 103806), (711, 100156), (876, 81291), (882, 80738), (948, 75117), (1022, 69678), (1029, 69204), (1106, 64386), (1314, 54194), (1372, 51903), (1422, 50078), (1533, 46452), (1659, 42924), (1764, 40369), (2044, 34839), (2058, 34602), (2212, 32193), (2628, 27097), (2844, 25039), (3066, 23226), (3087, 23068), (3318, 21462), (3577, 19908), (3871, 18396), (4116, 17301), (4599, 15484), (4977, 14308), (5767, 12348), (6132, 11613), (6174, 11534), (6636, 10731), (7154, 9954), (7742, 9198)]