About the Number

290104080

290104079 ← → 290104081

2進数表記:10001010010101010001100010000

漢数字表記:二億九千十万四千八十

素因数分解:

2 4 × 3 1 × 5 1 × 7 1 × 172681 1

素因数の和:172704
約数の個数: 80
約数和(自身を含む): 1027803264
約数和(自身を除く): 737699184

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 172681, 345362, 518043, 690724, 863405, 1036086, 1208767, 1381448, 1726810, 2072172, 2417534, 2590215, 2762896, 3453620, 3626301, 4144344, 4835068, 5180430, 6043835, 6907240, 7252602, 8288688, 9670136, 10360860, 12087670, 13814480, 14505204, 18131505, 19340272, 20721720, 24175340, 29010408, 36263010, 41443440, 48350680, 58020816, 72526020, 96701360, 145052040, 290104080]

約数ペア:
[(1, 290104080), (2, 145052040), (3, 96701360), (4, 72526020), (5, 58020816), (6, 48350680), (7, 41443440), (8, 36263010), (10, 29010408), (12, 24175340), (14, 20721720), (15, 19340272), (16, 18131505), (20, 14505204), (21, 13814480), (24, 12087670), (28, 10360860), (30, 9670136), (35, 8288688), (40, 7252602), (42, 6907240), (48, 6043835), (56, 5180430), (60, 4835068), (70, 4144344), (80, 3626301), (84, 3453620), (105, 2762896), (112, 2590215), (120, 2417534), (140, 2072172), (168, 1726810), (210, 1381448), (240, 1208767), (280, 1036086), (336, 863405), (420, 690724), (560, 518043), (840, 345362), (1680, 172681)]

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