About the Number

120306420

120306419 ← → 120306421

2進数表記:111001010111011101011110100

漢数字表記:一億二千三十万六千四百二十

素因数分解:

2 2 × 3 2 × 5 1 × 13 1 × 51413 1

素因数の和:51441
約数の個数: 72
約数和(自身を含む): 393008616
約数和(自身を除く): 272702196

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 51413, 102826, 154239, 205652, 257065, 308478, 462717, 514130, 616956, 668369, 771195, 925434, 1028260, 1336738, 1542390, 1850868, 2005107, 2313585, 2673476, 3084780, 3341845, 4010214, 4627170, 6015321, 6683690, 8020428, 9254340, 10025535, 12030642, 13367380, 20051070, 24061284, 30076605, 40102140, 60153210, 120306420]

約数ペア:
[(1, 120306420), (2, 60153210), (3, 40102140), (4, 30076605), (5, 24061284), (6, 20051070), (9, 13367380), (10, 12030642), (12, 10025535), (13, 9254340), (15, 8020428), (18, 6683690), (20, 6015321), (26, 4627170), (30, 4010214), (36, 3341845), (39, 3084780), (45, 2673476), (52, 2313585), (60, 2005107), (65, 1850868), (78, 1542390), (90, 1336738), (117, 1028260), (130, 925434), (156, 771195), (180, 668369), (195, 616956), (234, 514130), (260, 462717), (390, 308478), (468, 257065), (585, 205652), (780, 154239), (1170, 102826), (2340, 51413)]

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