About the Number

131420880

131420879 ← → 131420881

2進数表記:111110101010101001011010000

漢数字表記:一億三千百四十二万八百八十

素因数分解:

2 4 × 3 4 × 5 1 × 17 1 × 1193 1

素因数の和:1235
約数の個数: 200
約数和(自身を含む): 483698952
約数和(自身を除く): 352278072

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 81, 85, 90, 102, 108, 120, 135, 136, 144, 153, 162, 170, 180, 204, 216, 240, 255, 270, 272, 306, 324, 340, 360, 405, 408, 432, 459, 510, 540, 612, 648, 680, 720, 765, 810, 816, 918, 1020, 1080, 1193, 1224, 1296, 1360, 1377, 1530, 1620, 1836, 2040, 2160, 2295, 2386, 2448, 2754, 3060, 3240, 3579, 3672, 4080, 4590, 4772, 5508, 5965, 6120, 6480, 6885, 7158, 7344, 9180, 9544, 10737, 11016, 11930, 12240, 13770, 14316, 17895, 18360, 19088, 20281, 21474, 22032, 23860, 27540, 28632, 32211, 35790, 36720, 40562, 42948, 47720, 53685, 55080, 57264, 60843, 64422, 71580, 81124, 85896, 95440, 96633, 101405, 107370, 110160, 121686, 128844, 143160, 161055, 162248, 171792, 182529, 193266, 202810, 214740, 243372, 257688, 286320, 304215, 322110, 324496, 365058, 386532, 405620, 429480, 483165, 486744, 515376, 547587, 608430, 644220, 730116, 773064, 811240, 858960, 912645, 966330, 973488, 1095174, 1216860, 1288440, 1460232, 1546128, 1622480, 1642761, 1825290, 1932660, 2190348, 2433720, 2576880, 2737935, 2920464, 3285522, 3650580, 3865320, 4380696, 4867440, 5475870, 6571044, 7301160, 7730640, 8213805, 8761392, 10951740, 13142088, 14602320, 16427610, 21903480, 26284176, 32855220, 43806960, 65710440, 131420880]

約数ペア:
[(1, 131420880), (2, 65710440), (3, 43806960), (4, 32855220), (5, 26284176), (6, 21903480), (8, 16427610), (9, 14602320), (10, 13142088), (12, 10951740), (15, 8761392), (16, 8213805), (17, 7730640), (18, 7301160), (20, 6571044), (24, 5475870), (27, 4867440), (30, 4380696), (34, 3865320), (36, 3650580), (40, 3285522), (45, 2920464), (48, 2737935), (51, 2576880), (54, 2433720), (60, 2190348), (68, 1932660), (72, 1825290), (80, 1642761), (81, 1622480), (85, 1546128), (90, 1460232), (102, 1288440), (108, 1216860), (120, 1095174), (135, 973488), (136, 966330), (144, 912645), (153, 858960), (162, 811240), (170, 773064), (180, 730116), (204, 644220), (216, 608430), (240, 547587), (255, 515376), (270, 486744), (272, 483165), (306, 429480), (324, 405620), (340, 386532), (360, 365058), (405, 324496), (408, 322110), (432, 304215), (459, 286320), (510, 257688), (540, 243372), (612, 214740), (648, 202810), (680, 193266), (720, 182529), (765, 171792), (810, 162248), (816, 161055), (918, 143160), (1020, 128844), (1080, 121686), (1193, 110160), (1224, 107370), (1296, 101405), (1360, 96633), (1377, 95440), (1530, 85896), (1620, 81124), (1836, 71580), (2040, 64422), (2160, 60843), (2295, 57264), (2386, 55080), (2448, 53685), (2754, 47720), (3060, 42948), (3240, 40562), (3579, 36720), (3672, 35790), (4080, 32211), (4590, 28632), (4772, 27540), (5508, 23860), (5965, 22032), (6120, 21474), (6480, 20281), (6885, 19088), (7158, 18360), (7344, 17895), (9180, 14316), (9544, 13770), (10737, 12240), (11016, 11930)]

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