About the Number

72520380

72520379 ← → 72520381

2進数表記:100010100101001001010111100

漢数字表記:七千二百五十二万三百八十

素因数分解:

2 2 × 3 3 × 5 1 × 23 1 × 5839 1

素因数の和:5880
約数の個数: 96
約数和(自身を含む): 235468800
約数和(自身を除く): 162948420

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 2070, 2484, 3105, 4140, 5839, 6210, 11678, 12420, 17517, 23356, 29195, 35034, 52551, 58390, 70068, 87585, 105102, 116780, 134297, 157653, 175170, 210204, 262755, 268594, 315306, 350340, 402891, 525510, 537188, 630612, 671485, 788265, 805782, 1051020, 1208673, 1342970, 1576530, 1611564, 2014455, 2417346, 2685940, 3153060, 3626019, 4028910, 4834692, 6043365, 7252038, 8057820, 12086730, 14504076, 18130095, 24173460, 36260190, 72520380]

約数ペア:
[(1, 72520380), (2, 36260190), (3, 24173460), (4, 18130095), (5, 14504076), (6, 12086730), (9, 8057820), (10, 7252038), (12, 6043365), (15, 4834692), (18, 4028910), (20, 3626019), (23, 3153060), (27, 2685940), (30, 2417346), (36, 2014455), (45, 1611564), (46, 1576530), (54, 1342970), (60, 1208673), (69, 1051020), (90, 805782), (92, 788265), (108, 671485), (115, 630612), (135, 537188), (138, 525510), (180, 402891), (207, 350340), (230, 315306), (270, 268594), (276, 262755), (345, 210204), (414, 175170), (460, 157653), (540, 134297), (621, 116780), (690, 105102), (828, 87585), (1035, 70068), (1242, 58390), (1380, 52551), (2070, 35034), (2484, 29195), (3105, 23356), (4140, 17517), (5839, 12420), (6210, 11678)]

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