2130128

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:65

約数の個数: 120

約数和(自身を含む): 5937120

約数和(自身を除く): 3806992

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 19, 22, 26, 28, 38, 44, 49, 52, 56, 76, 77, 88, 91, 98, 104, 112, 133, 143, 152, 154, 176, 182, 196, 208, 209, 247, 266, 286, 304, 308, 364, 392, 418, 494, 532, 539, 572, 616, 637, 728, 784, 836, 931, 988, 1001, 1064, 1078, 1144, 1232, 1274, 1456, 1463, 1672, 1729, 1862, 1976, 2002, 2128, 2156, 2288, 2548, 2717, 2926, 3344, 3458, 3724, 3952, 4004, 4312, 5096, 5434, 5852, 6916, 7007, 7448, 8008, 8624, 10192, 10241, 10868, 11704, 12103, 13832, 14014, 14896, 16016, 19019, 20482, 21736, 23408, 24206, 27664, 28028, 38038, 40964, 43472, 48412, 56056, 76076, 81928, 96824, 112112, 133133, 152152, 163856, 193648, 266266, 304304, 532532, 1065064, 2130128]

約数ペア:

[(1, 2130128), (2, 1065064), (4, 532532), (7, 304304), (8, 266266), (11, 193648), (13, 163856), (14, 152152), (16, 133133), (19, 112112), (22, 96824), (26, 81928), (28, 76076), (38, 56056), (44, 48412), (49, 43472), (52, 40964), (56, 38038), (76, 28028), (77, 27664), (88, 24206), (91, 23408), (98, 21736), (104, 20482), (112, 19019), (133, 16016), (143, 14896), (152, 14014), (154, 13832), (176, 12103), (182, 11704), (196, 10868), (208, 10241), (209, 10192), (247, 8624), (266, 8008), (286, 7448), (304, 7007), (308, 6916), (364, 5852), (392, 5434), (418, 5096), (494, 4312), (532, 4004), (539, 3952), (572, 3724), (616, 3458), (637, 3344), (728, 2926), (784, 2717), (836, 2548), (931, 2288), (988, 2156), (1001, 2128), (1064, 2002), (1078, 1976), (1144, 1862), (1232, 1729), (1274, 1672), (1456, 1463)]