About the Number

172392990

172392989 ← → 172392991

2進数表記:1010010001101000001000011110

漢数字表記:一億七千二百三十九万二千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 11 1 × 37 1 × 2017 1

素因数の和:2082
約数の個数: 128
約数和(自身を含む): 530039808
約数和(自身を除く): 357646818

約数列:
[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 37, 42, 55, 66, 70, 74, 77, 105, 110, 111, 154, 165, 185, 210, 222, 231, 259, 330, 370, 385, 407, 462, 518, 555, 770, 777, 814, 1110, 1155, 1221, 1295, 1554, 2017, 2035, 2310, 2442, 2590, 2849, 3885, 4034, 4070, 5698, 6051, 6105, 7770, 8547, 10085, 12102, 12210, 14119, 14245, 17094, 20170, 22187, 28238, 28490, 30255, 42357, 42735, 44374, 60510, 66561, 70595, 74629, 84714, 85470, 110935, 133122, 141190, 149258, 155309, 211785, 221870, 223887, 310618, 332805, 373145, 423570, 447774, 465927, 522403, 665610, 746290, 776545, 820919, 931854, 1044806, 1119435, 1553090, 1567209, 1641838, 2238870, 2329635, 2462757, 2612015, 3134418, 4104595, 4659270, 4925514, 5224030, 5746433, 7836045, 8209190, 11492866, 12313785, 15672090, 17239299, 24627570, 28732165, 34478598, 57464330, 86196495, 172392990]

約数ペア:
[(1, 172392990), (2, 86196495), (3, 57464330), (5, 34478598), (6, 28732165), (7, 24627570), (10, 17239299), (11, 15672090), (14, 12313785), (15, 11492866), (21, 8209190), (22, 7836045), (30, 5746433), (33, 5224030), (35, 4925514), (37, 4659270), (42, 4104595), (55, 3134418), (66, 2612015), (70, 2462757), (74, 2329635), (77, 2238870), (105, 1641838), (110, 1567209), (111, 1553090), (154, 1119435), (165, 1044806), (185, 931854), (210, 820919), (222, 776545), (231, 746290), (259, 665610), (330, 522403), (370, 465927), (385, 447774), (407, 423570), (462, 373145), (518, 332805), (555, 310618), (770, 223887), (777, 221870), (814, 211785), (1110, 155309), (1155, 149258), (1221, 141190), (1295, 133122), (1554, 110935), (2017, 85470), (2035, 84714), (2310, 74629), (2442, 70595), (2590, 66561), (2849, 60510), (3885, 44374), (4034, 42735), (4070, 42357), (5698, 30255), (6051, 28490), (6105, 28238), (7770, 22187), (8547, 20170), (10085, 17094), (12102, 14245), (12210, 14119)]

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