About the Number

121221930

121221929 ← → 121221931

2進数表記:111001110011011001100101010

漢数字表記:一億二千百二十二万千九百三十

素因数分解:

2 1 × 3 1 × 5 1 × 47 1 × 149 1 × 577 1

素因数の和:783
約数の個数: 64
約数和(自身を含む): 299635200
約数和(自身を除く): 178413270

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 149, 235, 282, 298, 447, 470, 577, 705, 745, 894, 1154, 1410, 1490, 1731, 2235, 2885, 3462, 4470, 5770, 7003, 8655, 14006, 17310, 21009, 27119, 35015, 42018, 54238, 70030, 81357, 85973, 105045, 135595, 162714, 171946, 210090, 257919, 271190, 406785, 429865, 515838, 813570, 859730, 1289595, 2579190, 4040731, 8081462, 12122193, 20203655, 24244386, 40407310, 60610965, 121221930]

約数ペア:
[(1, 121221930), (2, 60610965), (3, 40407310), (5, 24244386), (6, 20203655), (10, 12122193), (15, 8081462), (30, 4040731), (47, 2579190), (94, 1289595), (141, 859730), (149, 813570), (235, 515838), (282, 429865), (298, 406785), (447, 271190), (470, 257919), (577, 210090), (705, 171946), (745, 162714), (894, 135595), (1154, 105045), (1410, 85973), (1490, 81357), (1731, 70030), (2235, 54238), (2885, 42018), (3462, 35015), (4470, 27119), (5770, 21009), (7003, 17310), (8655, 14006)]

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