About the Number

1212200080

1212200079 ← → 1212200081

2進数表記:1001000010000001011010010010000

漢数字表記:十二億千二百二十万八十

素因数分解:

2 4 × 5 1 × 7 1 × 13 1 × 269 1 × 619 1

素因数の和:921
約数の個数: 160
約数和(自身を含む): 3487276800
約数和(自身を除く): 2275076720

約数列:
[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 269, 280, 364, 455, 520, 538, 560, 619, 728, 910, 1040, 1076, 1238, 1345, 1456, 1820, 1883, 2152, 2476, 2690, 3095, 3497, 3640, 3766, 4304, 4333, 4952, 5380, 6190, 6994, 7280, 7532, 8047, 8666, 9415, 9904, 10760, 12380, 13988, 15064, 16094, 17332, 17485, 18830, 21520, 21665, 24479, 24760, 27976, 30128, 32188, 34664, 34970, 37660, 40235, 43330, 48958, 49520, 55952, 56329, 64376, 69328, 69940, 75320, 80470, 86660, 97916, 112658, 122395, 128752, 139880, 150640, 160940, 166511, 173320, 195832, 225316, 244790, 279760, 281645, 321880, 333022, 346640, 391664, 450632, 489580, 563290, 643760, 666044, 832555, 901264, 979160, 1126580, 1165577, 1332088, 1665110, 1958320, 2164643, 2253160, 2331154, 2664176, 3330220, 4329286, 4506320, 4662308, 5827885, 6660440, 8658572, 9324616, 10823215, 11655770, 13320880, 15152501, 17317144, 18649232, 21646430, 23311540, 30305002, 34634288, 43292860, 46623080, 60610004, 75762505, 86585720, 93246160, 121220008, 151525010, 173171440, 242440016, 303050020, 606100040, 1212200080]

約数ペア:
[(1, 1212200080), (2, 606100040), (4, 303050020), (5, 242440016), (7, 173171440), (8, 151525010), (10, 121220008), (13, 93246160), (14, 86585720), (16, 75762505), (20, 60610004), (26, 46623080), (28, 43292860), (35, 34634288), (40, 30305002), (52, 23311540), (56, 21646430), (65, 18649232), (70, 17317144), (80, 15152501), (91, 13320880), (104, 11655770), (112, 10823215), (130, 9324616), (140, 8658572), (182, 6660440), (208, 5827885), (260, 4662308), (269, 4506320), (280, 4329286), (364, 3330220), (455, 2664176), (520, 2331154), (538, 2253160), (560, 2164643), (619, 1958320), (728, 1665110), (910, 1332088), (1040, 1165577), (1076, 1126580), (1238, 979160), (1345, 901264), (1456, 832555), (1820, 666044), (1883, 643760), (2152, 563290), (2476, 489580), (2690, 450632), (3095, 391664), (3497, 346640), (3640, 333022), (3766, 321880), (4304, 281645), (4333, 279760), (4952, 244790), (5380, 225316), (6190, 195832), (6994, 173320), (7280, 166511), (7532, 160940), (8047, 150640), (8666, 139880), (9415, 128752), (9904, 122395), (10760, 112658), (12380, 97916), (13988, 86660), (15064, 80470), (16094, 75320), (17332, 69940), (17485, 69328), (18830, 64376), (21520, 56329), (21665, 55952), (24479, 49520), (24760, 48958), (27976, 43330), (30128, 40235), (32188, 37660), (34664, 34970)]

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