About the Number

1131928380

1131928379 ← → 1131928381

2進数表記:1000011011101111101101100111100

漢数字表記:十一億三千百九十二万八千三百八十

素因数分解:

2 2 × 3 2 × 5 1 × 11 2 × 51971 1

素因数の和:52008
約数の個数: 108
約数和(自身を含む): 3774102696
約数和(自身を除く): 2642174316

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 990, 1089, 1210, 1452, 1815, 1980, 2178, 2420, 3630, 4356, 5445, 7260, 10890, 21780, 51971, 103942, 155913, 207884, 259855, 311826, 467739, 519710, 571681, 623652, 779565, 935478, 1039420, 1143362, 1559130, 1715043, 1870956, 2286724, 2338695, 2858405, 3118260, 3430086, 4677390, 5145129, 5716810, 6288491, 6860172, 8575215, 9354780, 10290258, 11433620, 12576982, 17150430, 18865473, 20580516, 25153964, 25725645, 31442455, 34300860, 37730946, 51451290, 56596419, 62884910, 75461892, 94327365, 102902580, 113192838, 125769820, 188654730, 226385676, 282982095, 377309460, 565964190, 1131928380]

約数ペア:
[(1, 1131928380), (2, 565964190), (3, 377309460), (4, 282982095), (5, 226385676), (6, 188654730), (9, 125769820), (10, 113192838), (11, 102902580), (12, 94327365), (15, 75461892), (18, 62884910), (20, 56596419), (22, 51451290), (30, 37730946), (33, 34300860), (36, 31442455), (44, 25725645), (45, 25153964), (55, 20580516), (60, 18865473), (66, 17150430), (90, 12576982), (99, 11433620), (110, 10290258), (121, 9354780), (132, 8575215), (165, 6860172), (180, 6288491), (198, 5716810), (220, 5145129), (242, 4677390), (330, 3430086), (363, 3118260), (396, 2858405), (484, 2338695), (495, 2286724), (605, 1870956), (660, 1715043), (726, 1559130), (990, 1143362), (1089, 1039420), (1210, 935478), (1452, 779565), (1815, 623652), (1980, 571681), (2178, 519710), (2420, 467739), (3630, 311826), (4356, 259855), (5445, 207884), (7260, 155913), (10890, 103942), (21780, 51971)]

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