About the Number

121206456

121206455 ← → 121206457

2進数表記:111001110010111011010111000

漢数字表記:一億二千百二十万六千四百五十六

素因数分解:

2 3 × 3 6 × 7 1 × 2969 1

素因数の和:3000
約数の個数: 112
約数和(自身を含む): 389545200
約数和(自身を除く): 268338744

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 243, 252, 324, 378, 486, 504, 567, 648, 729, 756, 972, 1134, 1458, 1512, 1701, 1944, 2268, 2916, 2969, 3402, 4536, 5103, 5832, 5938, 6804, 8907, 10206, 11876, 13608, 17814, 20412, 20783, 23752, 26721, 35628, 40824, 41566, 53442, 62349, 71256, 80163, 83132, 106884, 124698, 160326, 166264, 187047, 213768, 240489, 249396, 320652, 374094, 480978, 498792, 561141, 641304, 721467, 748188, 961956, 1122282, 1442934, 1496376, 1683423, 1923912, 2164401, 2244564, 2885868, 3366846, 4328802, 4489128, 5050269, 5771736, 6733692, 8657604, 10100538, 13467384, 15150807, 17315208, 20201076, 30301614, 40402152, 60603228, 121206456]

約数ペア:
[(1, 121206456), (2, 60603228), (3, 40402152), (4, 30301614), (6, 20201076), (7, 17315208), (8, 15150807), (9, 13467384), (12, 10100538), (14, 8657604), (18, 6733692), (21, 5771736), (24, 5050269), (27, 4489128), (28, 4328802), (36, 3366846), (42, 2885868), (54, 2244564), (56, 2164401), (63, 1923912), (72, 1683423), (81, 1496376), (84, 1442934), (108, 1122282), (126, 961956), (162, 748188), (168, 721467), (189, 641304), (216, 561141), (243, 498792), (252, 480978), (324, 374094), (378, 320652), (486, 249396), (504, 240489), (567, 213768), (648, 187047), (729, 166264), (756, 160326), (972, 124698), (1134, 106884), (1458, 83132), (1512, 80163), (1701, 71256), (1944, 62349), (2268, 53442), (2916, 41566), (2969, 40824), (3402, 35628), (4536, 26721), (5103, 23752), (5832, 20783), (5938, 20412), (6804, 17814), (8907, 13608), (10206, 11876)]

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