About the Number

129976488

129976487 ← → 129976489

2進数表記:111101111110100100010101000

漢数字表記:一億二千九百九十七万六千四百八十八

素因数分解:

2 3 × 3 4 × 79 1 × 2539 1

素因数の和:2636
約数の個数: 80
約数和(自身を含む): 368808000
約数和(自身を除く): 238831512

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 79, 81, 108, 158, 162, 216, 237, 316, 324, 474, 632, 648, 711, 948, 1422, 1896, 2133, 2539, 2844, 4266, 5078, 5688, 6399, 7617, 8532, 10156, 12798, 15234, 17064, 20312, 22851, 25596, 30468, 45702, 51192, 60936, 68553, 91404, 137106, 182808, 200581, 205659, 274212, 401162, 411318, 548424, 601743, 802324, 822636, 1203486, 1604648, 1645272, 1805229, 2406972, 3610458, 4813944, 5415687, 7220916, 10831374, 14441832, 16247061, 21662748, 32494122, 43325496, 64988244, 129976488]

約数ペア:
[(1, 129976488), (2, 64988244), (3, 43325496), (4, 32494122), (6, 21662748), (8, 16247061), (9, 14441832), (12, 10831374), (18, 7220916), (24, 5415687), (27, 4813944), (36, 3610458), (54, 2406972), (72, 1805229), (79, 1645272), (81, 1604648), (108, 1203486), (158, 822636), (162, 802324), (216, 601743), (237, 548424), (316, 411318), (324, 401162), (474, 274212), (632, 205659), (648, 200581), (711, 182808), (948, 137106), (1422, 91404), (1896, 68553), (2133, 60936), (2539, 51192), (2844, 45702), (4266, 30468), (5078, 25596), (5688, 22851), (6399, 20312), (7617, 17064), (8532, 15234), (10156, 12798)]

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