About the Number

121681700

121681699 ← → 121681701

2進数表記:111010000001011011100100100

漢数字表記:一億二千百六十八万千七百

素因数分解:

2 2 × 5 2 × 7 2 × 19 1 × 1307 1

素因数の和:1354
約数の個数: 108
約数和(自身を含む): 323573040
約数和(自身を除く): 201891340

約数列:
[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 49, 50, 70, 76, 95, 98, 100, 133, 140, 175, 190, 196, 245, 266, 350, 380, 475, 490, 532, 665, 700, 931, 950, 980, 1225, 1307, 1330, 1862, 1900, 2450, 2614, 2660, 3325, 3724, 4655, 4900, 5228, 6535, 6650, 9149, 9310, 13070, 13300, 18298, 18620, 23275, 24833, 26140, 32675, 36596, 45745, 46550, 49666, 64043, 65350, 91490, 93100, 99332, 124165, 128086, 130700, 173831, 182980, 228725, 248330, 256172, 320215, 347662, 457450, 496660, 620825, 640430, 695324, 869155, 914900, 1216817, 1241650, 1280860, 1601075, 1738310, 2433634, 2483300, 3202150, 3476620, 4345775, 4867268, 6084085, 6404300, 8691550, 12168170, 17383100, 24336340, 30420425, 60840850, 121681700]

約数ペア:
[(1, 121681700), (2, 60840850), (4, 30420425), (5, 24336340), (7, 17383100), (10, 12168170), (14, 8691550), (19, 6404300), (20, 6084085), (25, 4867268), (28, 4345775), (35, 3476620), (38, 3202150), (49, 2483300), (50, 2433634), (70, 1738310), (76, 1601075), (95, 1280860), (98, 1241650), (100, 1216817), (133, 914900), (140, 869155), (175, 695324), (190, 640430), (196, 620825), (245, 496660), (266, 457450), (350, 347662), (380, 320215), (475, 256172), (490, 248330), (532, 228725), (665, 182980), (700, 173831), (931, 130700), (950, 128086), (980, 124165), (1225, 99332), (1307, 93100), (1330, 91490), (1862, 65350), (1900, 64043), (2450, 49666), (2614, 46550), (2660, 45745), (3325, 36596), (3724, 32675), (4655, 26140), (4900, 24833), (5228, 23275), (6535, 18620), (6650, 18298), (9149, 13300), (9310, 13070)]

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