About the Number

102689040

102689039 ← → 102689041

2進数表記:110000111101110100100010000

漢数字表記:一億二百六十八万九千四十

素因数分解:

2 4 × 3 1 × 5 1 × 313 1 × 1367 1

素因数の和:1696
約数の個数: 80
約数和(自身を含む): 319586688
約数和(自身を除く): 216897648

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 313, 626, 939, 1252, 1367, 1565, 1878, 2504, 2734, 3130, 3756, 4101, 4695, 5008, 5468, 6260, 6835, 7512, 8202, 9390, 10936, 12520, 13670, 15024, 16404, 18780, 20505, 21872, 25040, 27340, 32808, 37560, 41010, 54680, 65616, 75120, 82020, 109360, 164040, 328080, 427871, 855742, 1283613, 1711484, 2139355, 2567226, 3422968, 4278710, 5134452, 6418065, 6845936, 8557420, 10268904, 12836130, 17114840, 20537808, 25672260, 34229680, 51344520, 102689040]

約数ペア:
[(1, 102689040), (2, 51344520), (3, 34229680), (4, 25672260), (5, 20537808), (6, 17114840), (8, 12836130), (10, 10268904), (12, 8557420), (15, 6845936), (16, 6418065), (20, 5134452), (24, 4278710), (30, 3422968), (40, 2567226), (48, 2139355), (60, 1711484), (80, 1283613), (120, 855742), (240, 427871), (313, 328080), (626, 164040), (939, 109360), (1252, 82020), (1367, 75120), (1565, 65616), (1878, 54680), (2504, 41010), (2734, 37560), (3130, 32808), (3756, 27340), (4101, 25040), (4695, 21872), (5008, 20505), (5468, 18780), (6260, 16404), (6835, 15024), (7512, 13670), (8202, 12520), (9390, 10936)]

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