About the Number

2121421200

2121421199 ← → 2121421201

2進数表記:1111110011100100101000110010000

漢数字表記:二十一億二千百四十二万千二百

素因数分解:

2 4 × 3 1 × 5 2 × 773 1 × 2287 1

素因数の和:3081
約数の個数: 120
約数和(自身を含む): 6807385728
約数和(自身を除く): 4685964528

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 773, 1200, 1546, 2287, 2319, 3092, 3865, 4574, 4638, 6184, 6861, 7730, 9148, 9276, 11435, 11595, 12368, 13722, 15460, 18296, 18552, 19325, 22870, 23190, 27444, 30920, 34305, 36592, 37104, 38650, 45740, 46380, 54888, 57175, 57975, 61840, 68610, 77300, 91480, 92760, 109776, 114350, 115950, 137220, 154600, 171525, 182960, 185520, 228700, 231900, 274440, 309200, 343050, 457400, 463800, 548880, 686100, 914800, 927600, 1372200, 1767851, 2744400, 3535702, 5303553, 7071404, 8839255, 10607106, 14142808, 17678510, 21214212, 26517765, 28285616, 35357020, 42428424, 44196275, 53035530, 70714040, 84856848, 88392550, 106071060, 132588825, 141428080, 176785100, 212142120, 265177650, 353570200, 424284240, 530355300, 707140400, 1060710600, 2121421200]

約数ペア:
[(1, 2121421200), (2, 1060710600), (3, 707140400), (4, 530355300), (5, 424284240), (6, 353570200), (8, 265177650), (10, 212142120), (12, 176785100), (15, 141428080), (16, 132588825), (20, 106071060), (24, 88392550), (25, 84856848), (30, 70714040), (40, 53035530), (48, 44196275), (50, 42428424), (60, 35357020), (75, 28285616), (80, 26517765), (100, 21214212), (120, 17678510), (150, 14142808), (200, 10607106), (240, 8839255), (300, 7071404), (400, 5303553), (600, 3535702), (773, 2744400), (1200, 1767851), (1546, 1372200), (2287, 927600), (2319, 914800), (3092, 686100), (3865, 548880), (4574, 463800), (4638, 457400), (6184, 343050), (6861, 309200), (7730, 274440), (9148, 231900), (9276, 228700), (11435, 185520), (11595, 182960), (12368, 171525), (13722, 154600), (15460, 137220), (18296, 115950), (18552, 114350), (19325, 109776), (22870, 92760), (23190, 91480), (27444, 77300), (30920, 68610), (34305, 61840), (36592, 57975), (37104, 57175), (38650, 54888), (45740, 46380)]

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