About the Number

121911860

121911859 ← → 121911861

2進数表記:111010001000011101000110100

漢数字表記:一億二千百九十一万千八百六十

素因数分解:

2 2 × 5 1 × 7 1 × 41 1 × 67 1 × 317 1

素因数の和:441
約数の個数: 96
約数和(自身を含む): 305157888
約数和(自身を除く): 183246028

約数列:
[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 67, 70, 82, 134, 140, 164, 205, 268, 287, 317, 335, 410, 469, 574, 634, 670, 820, 938, 1148, 1268, 1340, 1435, 1585, 1876, 2219, 2345, 2747, 2870, 3170, 4438, 4690, 5494, 5740, 6340, 8876, 9380, 10988, 11095, 12997, 13735, 19229, 21239, 22190, 25994, 27470, 38458, 42478, 44380, 51988, 54940, 64985, 76916, 84956, 90979, 96145, 106195, 129970, 148673, 181958, 192290, 212390, 259940, 297346, 363916, 384580, 424780, 454895, 594692, 743365, 870799, 909790, 1486730, 1741598, 1819580, 2973460, 3483196, 4353995, 6095593, 8707990, 12191186, 17415980, 24382372, 30477965, 60955930, 121911860]

約数ペア:
[(1, 121911860), (2, 60955930), (4, 30477965), (5, 24382372), (7, 17415980), (10, 12191186), (14, 8707990), (20, 6095593), (28, 4353995), (35, 3483196), (41, 2973460), (67, 1819580), (70, 1741598), (82, 1486730), (134, 909790), (140, 870799), (164, 743365), (205, 594692), (268, 454895), (287, 424780), (317, 384580), (335, 363916), (410, 297346), (469, 259940), (574, 212390), (634, 192290), (670, 181958), (820, 148673), (938, 129970), (1148, 106195), (1268, 96145), (1340, 90979), (1435, 84956), (1585, 76916), (1876, 64985), (2219, 54940), (2345, 51988), (2747, 44380), (2870, 42478), (3170, 38458), (4438, 27470), (4690, 25994), (5494, 22190), (5740, 21239), (6340, 19229), (8876, 13735), (9380, 12997), (10988, 11095)]

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