About the Number

23281290

23281289 ← → 23281291

2進数表記:1011000110011111010001010

漢数字表記:二千三百二十八万千二百九十

素因数分解:

2 1 × 3 3 × 5 1 × 23 2 × 163 1

素因数の和:225
約数の個数: 96
約数和(自身を含む): 65298240
約数和(自身を除く): 42016950

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 135, 138, 163, 207, 230, 270, 326, 345, 414, 489, 529, 621, 690, 815, 978, 1035, 1058, 1242, 1467, 1587, 1630, 2070, 2445, 2645, 2934, 3105, 3174, 3749, 4401, 4761, 4890, 5290, 6210, 7335, 7498, 7935, 8802, 9522, 11247, 14283, 14670, 15870, 18745, 22005, 22494, 23805, 28566, 33741, 37490, 44010, 47610, 56235, 67482, 71415, 86227, 101223, 112470, 142830, 168705, 172454, 202446, 258681, 337410, 431135, 506115, 517362, 776043, 862270, 1012230, 1293405, 1552086, 2328129, 2586810, 3880215, 4656258, 7760430, 11640645, 23281290]

約数ペア:
[(1, 23281290), (2, 11640645), (3, 7760430), (5, 4656258), (6, 3880215), (9, 2586810), (10, 2328129), (15, 1552086), (18, 1293405), (23, 1012230), (27, 862270), (30, 776043), (45, 517362), (46, 506115), (54, 431135), (69, 337410), (90, 258681), (115, 202446), (135, 172454), (138, 168705), (163, 142830), (207, 112470), (230, 101223), (270, 86227), (326, 71415), (345, 67482), (414, 56235), (489, 47610), (529, 44010), (621, 37490), (690, 33741), (815, 28566), (978, 23805), (1035, 22494), (1058, 22005), (1242, 18745), (1467, 15870), (1587, 14670), (1630, 14283), (2070, 11247), (2445, 9522), (2645, 8802), (2934, 7935), (3105, 7498), (3174, 7335), (3749, 6210), (4401, 5290), (4761, 4890)]

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