About the Number

208992672

208992671 ← → 208992673

2進数表記:1100011101001111100110100000

漢数字表記:二億八百九十九万二千六百七十二

素因数分解:

2 5 × 3 2 × 7 1 × 83 1 × 1249 1

素因数の和:1355
約数の個数: 144
約数和(自身を含む): 687960000
約数和(自身を除く): 478967328

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 83, 84, 96, 112, 126, 144, 166, 168, 224, 249, 252, 288, 332, 336, 498, 504, 581, 664, 672, 747, 996, 1008, 1162, 1249, 1328, 1494, 1743, 1992, 2016, 2324, 2498, 2656, 2988, 3486, 3747, 3984, 4648, 4996, 5229, 5976, 6972, 7494, 7968, 8743, 9296, 9992, 10458, 11241, 11952, 13944, 14988, 17486, 18592, 19984, 20916, 22482, 23904, 26229, 27888, 29976, 34972, 39968, 41832, 44964, 52458, 55776, 59952, 69944, 78687, 83664, 89928, 103667, 104916, 119904, 139888, 157374, 167328, 179856, 207334, 209832, 279776, 311001, 314748, 359712, 414668, 419664, 622002, 629496, 725669, 829336, 839328, 933003, 1244004, 1258992, 1451338, 1658672, 1866006, 2177007, 2488008, 2517984, 2902676, 3317344, 3732012, 4354014, 4976016, 5805352, 6531021, 7464024, 8708028, 9952032, 11610704, 13062042, 14928048, 17416056, 23221408, 26124084, 29856096, 34832112, 52248168, 69664224, 104496336, 208992672]

約数ペア:
[(1, 208992672), (2, 104496336), (3, 69664224), (4, 52248168), (6, 34832112), (7, 29856096), (8, 26124084), (9, 23221408), (12, 17416056), (14, 14928048), (16, 13062042), (18, 11610704), (21, 9952032), (24, 8708028), (28, 7464024), (32, 6531021), (36, 5805352), (42, 4976016), (48, 4354014), (56, 3732012), (63, 3317344), (72, 2902676), (83, 2517984), (84, 2488008), (96, 2177007), (112, 1866006), (126, 1658672), (144, 1451338), (166, 1258992), (168, 1244004), (224, 933003), (249, 839328), (252, 829336), (288, 725669), (332, 629496), (336, 622002), (498, 419664), (504, 414668), (581, 359712), (664, 314748), (672, 311001), (747, 279776), (996, 209832), (1008, 207334), (1162, 179856), (1249, 167328), (1328, 157374), (1494, 139888), (1743, 119904), (1992, 104916), (2016, 103667), (2324, 89928), (2498, 83664), (2656, 78687), (2988, 69944), (3486, 59952), (3747, 55776), (3984, 52458), (4648, 44964), (4996, 41832), (5229, 39968), (5976, 34972), (6972, 29976), (7494, 27888), (7968, 26229), (8743, 23904), (9296, 22482), (9992, 20916), (10458, 19984), (11241, 18592), (11952, 17486), (13944, 14988)]

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