About the Number

121689120

121689119 ← → 121689121

2進数表記:111010000001101010000100000

漢数字表記:一億二千百六十八万九千百二十

素因数分解:

2 5 × 3 1 × 5 1 × 7 1 × 36217 1

素因数の和:36242
約数の個数: 96
約数和(自身を含む): 438092928
約数和(自身を除く): 316403808

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 36217, 72434, 108651, 144868, 181085, 217302, 253519, 289736, 362170, 434604, 507038, 543255, 579472, 724340, 760557, 869208, 1014076, 1086510, 1158944, 1267595, 1448680, 1521114, 1738416, 2028152, 2173020, 2535190, 2897360, 3042228, 3476832, 3802785, 4056304, 4346040, 5070380, 5794720, 6084456, 7605570, 8112608, 8692080, 10140760, 12168912, 15211140, 17384160, 20281520, 24337824, 30422280, 40563040, 60844560, 121689120]

約数ペア:
[(1, 121689120), (2, 60844560), (3, 40563040), (4, 30422280), (5, 24337824), (6, 20281520), (7, 17384160), (8, 15211140), (10, 12168912), (12, 10140760), (14, 8692080), (15, 8112608), (16, 7605570), (20, 6084456), (21, 5794720), (24, 5070380), (28, 4346040), (30, 4056304), (32, 3802785), (35, 3476832), (40, 3042228), (42, 2897360), (48, 2535190), (56, 2173020), (60, 2028152), (70, 1738416), (80, 1521114), (84, 1448680), (96, 1267595), (105, 1158944), (112, 1086510), (120, 1014076), (140, 869208), (160, 760557), (168, 724340), (210, 579472), (224, 543255), (240, 507038), (280, 434604), (336, 362170), (420, 289736), (480, 253519), (560, 217302), (672, 181085), (840, 144868), (1120, 108651), (1680, 72434), (3360, 36217)]

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