About the Number

131896380

131896379 ← → 131896381

2進数表記:111110111001001010000111100

漢数字表記:一億三千百八十九万六千三百八十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 11 1 × 28549 1

素因数の和:28579
約数の個数: 96
約数和(自身を含む): 460454400
約数和(自身を除く): 328558020

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 28549, 57098, 85647, 114196, 142745, 171294, 199843, 285490, 314039, 342588, 399686, 428235, 570980, 599529, 628078, 799372, 856470, 942117, 999215, 1199058, 1256156, 1570195, 1712940, 1884234, 1998430, 2198273, 2398116, 2997645, 3140390, 3768468, 3996860, 4396546, 4710585, 5995290, 6280780, 6594819, 8793092, 9421170, 10991365, 11990580, 13189638, 18842340, 21982730, 26379276, 32974095, 43965460, 65948190, 131896380]

約数ペア:
[(1, 131896380), (2, 65948190), (3, 43965460), (4, 32974095), (5, 26379276), (6, 21982730), (7, 18842340), (10, 13189638), (11, 11990580), (12, 10991365), (14, 9421170), (15, 8793092), (20, 6594819), (21, 6280780), (22, 5995290), (28, 4710585), (30, 4396546), (33, 3996860), (35, 3768468), (42, 3140390), (44, 2997645), (55, 2398116), (60, 2198273), (66, 1998430), (70, 1884234), (77, 1712940), (84, 1570195), (105, 1256156), (110, 1199058), (132, 999215), (140, 942117), (154, 856470), (165, 799372), (210, 628078), (220, 599529), (231, 570980), (308, 428235), (330, 399686), (385, 342588), (420, 314039), (462, 285490), (660, 199843), (770, 171294), (924, 142745), (1155, 114196), (1540, 85647), (2310, 57098), (4620, 28549)]

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