About the Number

30789045

30789044 ← → 30789046

2進数表記:1110101011100110110110101

漢数字表記:三千七十八万九千四十五

素因数分解:

3 3 × 5 1 × 7 1 × 31 1 × 1051 1

素因数の和:1103
約数の個数: 64
約数和(自身を含む): 64634880
約数和(自身を除く): 33845835

約数列:
[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 93, 105, 135, 155, 189, 217, 279, 315, 465, 651, 837, 945, 1051, 1085, 1395, 1953, 3153, 3255, 4185, 5255, 5859, 7357, 9459, 9765, 15765, 22071, 28377, 29295, 32581, 36785, 47295, 66213, 97743, 110355, 141885, 162905, 198639, 228067, 293229, 331065, 488715, 684201, 879687, 993195, 1140335, 1466145, 2052603, 3421005, 4398435, 6157809, 10263015, 30789045]

約数ペア:
[(1, 30789045), (3, 10263015), (5, 6157809), (7, 4398435), (9, 3421005), (15, 2052603), (21, 1466145), (27, 1140335), (31, 993195), (35, 879687), (45, 684201), (63, 488715), (93, 331065), (105, 293229), (135, 228067), (155, 198639), (189, 162905), (217, 141885), (279, 110355), (315, 97743), (465, 66213), (651, 47295), (837, 36785), (945, 32581), (1051, 29295), (1085, 28377), (1395, 22071), (1953, 15765), (3153, 9765), (3255, 9459), (4185, 7357), (5255, 5859)]

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