About the Number

2122170720

2122170719 ← → 2122170721

2進数表記:1111110011111011100000101100000

漢数字表記:二十一億二千二百十七万七百二十

素因数分解:

2 5 × 3 1 × 5 1 × 31 1 × 142619 1

素因数の和:142668
約数の個数: 96
約数和(自身を含む): 6900526080
約数和(自身を除く): 4778355360

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2480, 2976, 3720, 4960, 7440, 14880, 142619, 285238, 427857, 570476, 713095, 855714, 1140952, 1426190, 1711428, 2139285, 2281904, 2852380, 3422856, 4278570, 4421189, 4563808, 5704760, 6845712, 8557140, 8842378, 11409520, 13263567, 13691424, 17114280, 17684756, 22105945, 22819040, 26527134, 34228560, 35369512, 44211890, 53054268, 66317835, 68457120, 70739024, 88423780, 106108536, 132635670, 141478048, 176847560, 212217072, 265271340, 353695120, 424434144, 530542680, 707390240, 1061085360, 2122170720]

約数ペア:
[(1, 2122170720), (2, 1061085360), (3, 707390240), (4, 530542680), (5, 424434144), (6, 353695120), (8, 265271340), (10, 212217072), (12, 176847560), (15, 141478048), (16, 132635670), (20, 106108536), (24, 88423780), (30, 70739024), (31, 68457120), (32, 66317835), (40, 53054268), (48, 44211890), (60, 35369512), (62, 34228560), (80, 26527134), (93, 22819040), (96, 22105945), (120, 17684756), (124, 17114280), (155, 13691424), (160, 13263567), (186, 11409520), (240, 8842378), (248, 8557140), (310, 6845712), (372, 5704760), (465, 4563808), (480, 4421189), (496, 4278570), (620, 3422856), (744, 2852380), (930, 2281904), (992, 2139285), (1240, 1711428), (1488, 1426190), (1860, 1140952), (2480, 855714), (2976, 713095), (3720, 570476), (4960, 427857), (7440, 285238), (14880, 142619)]

このpageの処理時間: 0.015671253204345703 seconds