About the Number

238900970

238900969 ← → 238900971

2進数表記:1110001111010101011011101010

漢数字表記:二億三千八百九十万九百七十

素因数分解:

2 1 × 5 1 × 7 2 × 11 1 × 127 1 × 349 1

素因数の和:508
約数の個数: 96
約数和(自身を含む): 551577600
約数和(自身を除く): 312676630

約数列:
[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 127, 154, 245, 254, 349, 385, 490, 539, 635, 698, 770, 889, 1078, 1270, 1397, 1745, 1778, 2443, 2695, 2794, 3490, 3839, 4445, 4886, 5390, 6223, 6985, 7678, 8890, 9779, 12215, 12446, 13970, 17101, 19195, 19558, 24430, 26873, 31115, 34202, 38390, 44323, 48895, 53746, 62230, 68453, 85505, 88646, 97790, 134365, 136906, 171010, 188111, 221615, 268730, 310261, 342265, 376222, 443230, 487553, 620522, 684530, 940555, 975106, 1551305, 1881110, 2171827, 2437765, 3102610, 3412871, 4343654, 4875530, 6825742, 10859135, 17064355, 21718270, 23890097, 34128710, 47780194, 119450485, 238900970]

約数ペア:
[(1, 238900970), (2, 119450485), (5, 47780194), (7, 34128710), (10, 23890097), (11, 21718270), (14, 17064355), (22, 10859135), (35, 6825742), (49, 4875530), (55, 4343654), (70, 3412871), (77, 3102610), (98, 2437765), (110, 2171827), (127, 1881110), (154, 1551305), (245, 975106), (254, 940555), (349, 684530), (385, 620522), (490, 487553), (539, 443230), (635, 376222), (698, 342265), (770, 310261), (889, 268730), (1078, 221615), (1270, 188111), (1397, 171010), (1745, 136906), (1778, 134365), (2443, 97790), (2695, 88646), (2794, 85505), (3490, 68453), (3839, 62230), (4445, 53746), (4886, 48895), (5390, 44323), (6223, 38390), (6985, 34202), (7678, 31115), (8890, 26873), (9779, 24430), (12215, 19558), (12446, 19195), (13970, 17101)]

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