About the Number

120728974920

120728974919 ← → 120728974921

2進数表記:1110000011100000000011111011001001000

漢数字表記:千二百七億二千八百九十七万四千九百二十

素因数分解:

2 3 × 3 1 × 5 1 × 2833 1 × 355127 1

素因数の和:357974
約数の個数: 64
約数和(自身を含む): 362315790720
約数和(自身を除く): 241586815800

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2833, 5666, 8499, 11332, 14165, 16998, 22664, 28330, 33996, 42495, 56660, 67992, 84990, 113320, 169980, 339960, 355127, 710254, 1065381, 1420508, 1775635, 2130762, 2841016, 3551270, 4261524, 5326905, 7102540, 8523048, 10653810, 14205080, 21307620, 42615240, 1006074791, 2012149582, 3018224373, 4024299164, 5030373955, 6036448746, 8048598328, 10060747910, 12072897492, 15091121865, 20121495820, 24145794984, 30182243730, 40242991640, 60364487460, 120728974920]

約数ペア:
[(1, 120728974920), (2, 60364487460), (3, 40242991640), (4, 30182243730), (5, 24145794984), (6, 20121495820), (8, 15091121865), (10, 12072897492), (12, 10060747910), (15, 8048598328), (20, 6036448746), (24, 5030373955), (30, 4024299164), (40, 3018224373), (60, 2012149582), (120, 1006074791), (2833, 42615240), (5666, 21307620), (8499, 14205080), (11332, 10653810), (14165, 8523048), (16998, 7102540), (22664, 5326905), (28330, 4261524), (33996, 3551270), (42495, 2841016), (56660, 2130762), (67992, 1775635), (84990, 1420508), (113320, 1065381), (169980, 710254), (339960, 355127)]

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