221536368

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{66889}}^1$

素因数の和:66926

約数の個数: 60

約数和(自身を含む): 646960080

約数和(自身を除く): 425423712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 66889, 133778, 200667, 267556, 401334, 535112, 602001, 802668, 1070224, 1204002, 1538447, 1605336, 2408004, 3076894, 3210672, 4615341, 4816008, 6153788, 9230682, 9632016, 12307576, 13846023, 18461364, 24615152, 27692046, 36922728, 55384092, 73845456, 110768184, 221536368]

約数ペア:

[(1, 221536368), (2, 110768184), (3, 73845456), (4, 55384092), (6, 36922728), (8, 27692046), (9, 24615152), (12, 18461364), (16, 13846023), (18, 12307576), (23, 9632016), (24, 9230682), (36, 6153788), (46, 4816008), (48, 4615341), (69, 3210672), (72, 3076894), (92, 2408004), (138, 1605336), (144, 1538447), (184, 1204002), (207, 1070224), (276, 802668), (368, 602001), (414, 535112), (552, 401334), (828, 267556), (1104, 200667), (1656, 133778), (3312, 66889)]