221644728

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1019}}^1$

素因数の和:1106

約数の個数: 128

約数和(自身を含む): 660960000

約数和(自身を除く): 439315272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 53, 54, 57, 72, 76, 106, 108, 114, 152, 159, 171, 212, 216, 228, 318, 342, 424, 456, 477, 513, 636, 684, 954, 1007, 1019, 1026, 1272, 1368, 1431, 1908, 2014, 2038, 2052, 2862, 3021, 3057, 3816, 4028, 4076, 4104, 5724, 6042, 6114, 8056, 8152, 9063, 9171, 11448, 12084, 12228, 18126, 18342, 19361, 24168, 24456, 27189, 27513, 36252, 36684, 38722, 54007, 54378, 55026, 58083, 72504, 73368, 77444, 108014, 108756, 110052, 116166, 154888, 162021, 174249, 216028, 217512, 220104, 232332, 324042, 348498, 432056, 464664, 486063, 522747, 648084, 696996, 972126, 1026133, 1045494, 1296168, 1393992, 1458189, 1944252, 2052266, 2090988, 2916378, 3078399, 3888504, 4104532, 4181976, 5832756, 6156798, 8209064, 9235197, 11665512, 12313596, 18470394, 24627192, 27705591, 36940788, 55411182, 73881576, 110822364, 221644728]

約数ペア:

[(1, 221644728), (2, 110822364), (3, 73881576), (4, 55411182), (6, 36940788), (8, 27705591), (9, 24627192), (12, 18470394), (18, 12313596), (19, 11665512), (24, 9235197), (27, 8209064), (36, 6156798), (38, 5832756), (53, 4181976), (54, 4104532), (57, 3888504), (72, 3078399), (76, 2916378), (106, 2090988), (108, 2052266), (114, 1944252), (152, 1458189), (159, 1393992), (171, 1296168), (212, 1045494), (216, 1026133), (228, 972126), (318, 696996), (342, 648084), (424, 522747), (456, 486063), (477, 464664), (513, 432056), (636, 348498), (684, 324042), (954, 232332), (1007, 220104), (1019, 217512), (1026, 216028), (1272, 174249), (1368, 162021), (1431, 154888), (1908, 116166), (2014, 110052), (2038, 108756), (2052, 108014), (2862, 77444), (3021, 73368), (3057, 72504), (3816, 58083), (4028, 55026), (4076, 54378), (4104, 54007), (5724, 38722), (6042, 36684), (6114, 36252), (8056, 27513), (8152, 27189), (9063, 24456), (9171, 24168), (11448, 19361), (12084, 18342), (12228, 18126)]