About the Number

121431000

121430999 ← → 121431001

2進数表記:111001111001110001111011000

漢数字表記:一億二千百四十三万千

素因数分解:

2 3 × 3 1 × 5 3 × 17 1 × 2381 1

素因数の和:2422
約数の個数: 128
約数和(自身を含む): 401319360
約数和(自身を除く): 279888360

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 25, 30, 34, 40, 50, 51, 60, 68, 75, 85, 100, 102, 120, 125, 136, 150, 170, 200, 204, 250, 255, 300, 340, 375, 408, 425, 500, 510, 600, 680, 750, 850, 1000, 1020, 1275, 1500, 1700, 2040, 2125, 2381, 2550, 3000, 3400, 4250, 4762, 5100, 6375, 7143, 8500, 9524, 10200, 11905, 12750, 14286, 17000, 19048, 23810, 25500, 28572, 35715, 40477, 47620, 51000, 57144, 59525, 71430, 80954, 95240, 119050, 121431, 142860, 161908, 178575, 202385, 238100, 242862, 285720, 297625, 323816, 357150, 404770, 476200, 485724, 595250, 607155, 714300, 809540, 892875, 971448, 1011925, 1190500, 1214310, 1428600, 1619080, 1785750, 2023850, 2381000, 2428620, 3035775, 3571500, 4047700, 4857240, 5059625, 6071550, 7143000, 8095400, 10119250, 12143100, 15178875, 20238500, 24286200, 30357750, 40477000, 60715500, 121431000]

約数ペア:
[(1, 121431000), (2, 60715500), (3, 40477000), (4, 30357750), (5, 24286200), (6, 20238500), (8, 15178875), (10, 12143100), (12, 10119250), (15, 8095400), (17, 7143000), (20, 6071550), (24, 5059625), (25, 4857240), (30, 4047700), (34, 3571500), (40, 3035775), (50, 2428620), (51, 2381000), (60, 2023850), (68, 1785750), (75, 1619080), (85, 1428600), (100, 1214310), (102, 1190500), (120, 1011925), (125, 971448), (136, 892875), (150, 809540), (170, 714300), (200, 607155), (204, 595250), (250, 485724), (255, 476200), (300, 404770), (340, 357150), (375, 323816), (408, 297625), (425, 285720), (500, 242862), (510, 238100), (600, 202385), (680, 178575), (750, 161908), (850, 142860), (1000, 121431), (1020, 119050), (1275, 95240), (1500, 80954), (1700, 71430), (2040, 59525), (2125, 57144), (2381, 51000), (2550, 47620), (3000, 40477), (3400, 35715), (4250, 28572), (4762, 25500), (5100, 23810), (6375, 19048), (7143, 17000), (8500, 14286), (9524, 12750), (10200, 11905)]

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