About the Number

1207391472

1207391471 ← → 1207391473

2進数表記:1000111111101110101010011110000

漢数字表記:十二億七百三十九万千四百七十二

素因数分解:

2 4 × 3 2 × 7 1 × 31 1 × 38639 1

素因数の和:38691
約数の個数: 120
約数和(自身を含む): 3986411520
約数和(自身を除く): 2779020048

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 56, 62, 63, 72, 84, 93, 112, 124, 126, 144, 168, 186, 217, 248, 252, 279, 336, 372, 434, 496, 504, 558, 651, 744, 868, 1008, 1116, 1302, 1488, 1736, 1953, 2232, 2604, 3472, 3906, 4464, 5208, 7812, 10416, 15624, 31248, 38639, 77278, 115917, 154556, 231834, 270473, 309112, 347751, 463668, 540946, 618224, 695502, 811419, 927336, 1081892, 1197809, 1391004, 1622838, 1854672, 2163784, 2395618, 2434257, 2782008, 3245676, 3593427, 4327568, 4791236, 4868514, 5564016, 6491352, 7186854, 8384663, 9582472, 9737028, 10780281, 12982704, 14373708, 16769326, 19164944, 19474056, 21560562, 25153989, 28747416, 33538652, 38948112, 43121124, 50307978, 57494832, 67077304, 75461967, 86242248, 100615956, 134154608, 150923934, 172484496, 201231912, 301847868, 402463824, 603695736, 1207391472]

約数ペア:
[(1, 1207391472), (2, 603695736), (3, 402463824), (4, 301847868), (6, 201231912), (7, 172484496), (8, 150923934), (9, 134154608), (12, 100615956), (14, 86242248), (16, 75461967), (18, 67077304), (21, 57494832), (24, 50307978), (28, 43121124), (31, 38948112), (36, 33538652), (42, 28747416), (48, 25153989), (56, 21560562), (62, 19474056), (63, 19164944), (72, 16769326), (84, 14373708), (93, 12982704), (112, 10780281), (124, 9737028), (126, 9582472), (144, 8384663), (168, 7186854), (186, 6491352), (217, 5564016), (248, 4868514), (252, 4791236), (279, 4327568), (336, 3593427), (372, 3245676), (434, 2782008), (496, 2434257), (504, 2395618), (558, 2163784), (651, 1854672), (744, 1622838), (868, 1391004), (1008, 1197809), (1116, 1081892), (1302, 927336), (1488, 811419), (1736, 695502), (1953, 618224), (2232, 540946), (2604, 463668), (3472, 347751), (3906, 309112), (4464, 270473), (5208, 231834), (7812, 154556), (10416, 115917), (15624, 77278), (31248, 38639)]

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