About the Number

289238430

289238429 ← → 289238431

2進数表記:10001001111010110110110011110

漢数字表記:二億八千九百二十三万八千四百三十

素因数分解:

2 1 × 3 1 × 5 1 × 13 2 × 89 1 × 641 1

素因数の和:766
約数の個数: 96
約数和(自身を含む): 761309280
約数和(自身を除く): 472070850

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 89, 130, 169, 178, 195, 267, 338, 390, 445, 507, 534, 641, 845, 890, 1014, 1157, 1282, 1335, 1690, 1923, 2314, 2535, 2670, 3205, 3471, 3846, 5070, 5785, 6410, 6942, 8333, 9615, 11570, 15041, 16666, 17355, 19230, 24999, 30082, 34710, 41665, 45123, 49998, 57049, 75205, 83330, 90246, 108329, 114098, 124995, 150410, 171147, 216658, 225615, 249990, 285245, 324987, 342294, 451230, 541645, 570490, 649974, 741637, 855735, 1083290, 1483274, 1624935, 1711470, 2224911, 3249870, 3708185, 4449822, 7416370, 9641281, 11124555, 19282562, 22249110, 28923843, 48206405, 57847686, 96412810, 144619215, 289238430]

約数ペア:
[(1, 289238430), (2, 144619215), (3, 96412810), (5, 57847686), (6, 48206405), (10, 28923843), (13, 22249110), (15, 19282562), (26, 11124555), (30, 9641281), (39, 7416370), (65, 4449822), (78, 3708185), (89, 3249870), (130, 2224911), (169, 1711470), (178, 1624935), (195, 1483274), (267, 1083290), (338, 855735), (390, 741637), (445, 649974), (507, 570490), (534, 541645), (641, 451230), (845, 342294), (890, 324987), (1014, 285245), (1157, 249990), (1282, 225615), (1335, 216658), (1690, 171147), (1923, 150410), (2314, 124995), (2535, 114098), (2670, 108329), (3205, 90246), (3471, 83330), (3846, 75205), (5070, 57049), (5785, 49998), (6410, 45123), (6942, 41665), (8333, 34710), (9615, 30082), (11570, 24999), (15041, 19230), (16666, 17355)]

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