About the Number

138790260

138790259 ← → 138790261

2進数表記:1000010001011100010101110100

漢数字表記:一億三千八百七十九万二百六十

素因数分解:

2 2 × 3 4 × 5 1 × 7 1 × 12239 1

素因数の和:12267
約数の個数: 120
約数和(自身を含む): 497629440
約数和(自身を除く): 358839180

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 12239, 24478, 36717, 48956, 61195, 73434, 85673, 110151, 122390, 146868, 171346, 183585, 220302, 244780, 257019, 330453, 342692, 367170, 428365, 440604, 514038, 550755, 660906, 734340, 771057, 856730, 991359, 1028076, 1101510, 1285095, 1321812, 1542114, 1652265, 1713460, 1982718, 2203020, 2313171, 2570190, 3084228, 3304530, 3855285, 3965436, 4626342, 4956795, 5140380, 6609060, 6939513, 7710570, 9252684, 9913590, 11565855, 13879026, 15421140, 19827180, 23131710, 27758052, 34697565, 46263420, 69395130, 138790260]

約数ペア:
[(1, 138790260), (2, 69395130), (3, 46263420), (4, 34697565), (5, 27758052), (6, 23131710), (7, 19827180), (9, 15421140), (10, 13879026), (12, 11565855), (14, 9913590), (15, 9252684), (18, 7710570), (20, 6939513), (21, 6609060), (27, 5140380), (28, 4956795), (30, 4626342), (35, 3965436), (36, 3855285), (42, 3304530), (45, 3084228), (54, 2570190), (60, 2313171), (63, 2203020), (70, 1982718), (81, 1713460), (84, 1652265), (90, 1542114), (105, 1321812), (108, 1285095), (126, 1101510), (135, 1028076), (140, 991359), (162, 856730), (180, 771057), (189, 734340), (210, 660906), (252, 550755), (270, 514038), (315, 440604), (324, 428365), (378, 367170), (405, 342692), (420, 330453), (540, 257019), (567, 244780), (630, 220302), (756, 183585), (810, 171346), (945, 146868), (1134, 122390), (1260, 110151), (1620, 85673), (1890, 73434), (2268, 61195), (2835, 48956), (3780, 36717), (5670, 24478), (11340, 12239)]

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