About the Number

129687390

129687389 ← → 129687391

2進数表記:111101110101101111101011110

漢数字表記:一億二千九百六十八万七千三百九十

素因数分解:

2 1 × 3 2 × 5 1 × 7 1 × 17 1 × 12109 1

素因数の和:12146
約数の個数: 96
約数和(自身を含む): 408058560
約数和(自身を除く): 278371170

約数列:
[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 51, 63, 70, 85, 90, 102, 105, 119, 126, 153, 170, 210, 238, 255, 306, 315, 357, 510, 595, 630, 714, 765, 1071, 1190, 1530, 1785, 2142, 3570, 5355, 10710, 12109, 24218, 36327, 60545, 72654, 84763, 108981, 121090, 169526, 181635, 205853, 217962, 254289, 363270, 411706, 423815, 508578, 544905, 617559, 762867, 847630, 1029265, 1089810, 1235118, 1271445, 1440971, 1525734, 1852677, 2058530, 2542890, 2881942, 3087795, 3705354, 3814335, 4322913, 6175590, 7204855, 7628670, 8645826, 9263385, 12968739, 14409710, 18526770, 21614565, 25937478, 43229130, 64843695, 129687390]

約数ペア:
[(1, 129687390), (2, 64843695), (3, 43229130), (5, 25937478), (6, 21614565), (7, 18526770), (9, 14409710), (10, 12968739), (14, 9263385), (15, 8645826), (17, 7628670), (18, 7204855), (21, 6175590), (30, 4322913), (34, 3814335), (35, 3705354), (42, 3087795), (45, 2881942), (51, 2542890), (63, 2058530), (70, 1852677), (85, 1525734), (90, 1440971), (102, 1271445), (105, 1235118), (119, 1089810), (126, 1029265), (153, 847630), (170, 762867), (210, 617559), (238, 544905), (255, 508578), (306, 423815), (315, 411706), (357, 363270), (510, 254289), (595, 217962), (630, 205853), (714, 181635), (765, 169526), (1071, 121090), (1190, 108981), (1530, 84763), (1785, 72654), (2142, 60545), (3570, 36327), (5355, 24218), (10710, 12109)]

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