About the Number

90940680

90940679 ← → 90940681

2進数表記:101011010111010010100001000

漢数字表記:九千九十四万六百八十

素因数分解:

2 3 × 3 2 × 5 1 × 157 1 × 1609 1

素因数の和:1783
約数の個数: 96
約数和(自身を含む): 297624600
約数和(自身を除く): 206683920

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 157, 180, 314, 360, 471, 628, 785, 942, 1256, 1413, 1570, 1609, 1884, 2355, 2826, 3140, 3218, 3768, 4710, 4827, 5652, 6280, 6436, 7065, 8045, 9420, 9654, 11304, 12872, 14130, 14481, 16090, 18840, 19308, 24135, 28260, 28962, 32180, 38616, 48270, 56520, 57924, 64360, 72405, 96540, 115848, 144810, 193080, 252613, 289620, 505226, 579240, 757839, 1010452, 1263065, 1515678, 2020904, 2273517, 2526130, 3031356, 3789195, 4547034, 5052260, 6062712, 7578390, 9094068, 10104520, 11367585, 15156780, 18188136, 22735170, 30313560, 45470340, 90940680]

約数ペア:
[(1, 90940680), (2, 45470340), (3, 30313560), (4, 22735170), (5, 18188136), (6, 15156780), (8, 11367585), (9, 10104520), (10, 9094068), (12, 7578390), (15, 6062712), (18, 5052260), (20, 4547034), (24, 3789195), (30, 3031356), (36, 2526130), (40, 2273517), (45, 2020904), (60, 1515678), (72, 1263065), (90, 1010452), (120, 757839), (157, 579240), (180, 505226), (314, 289620), (360, 252613), (471, 193080), (628, 144810), (785, 115848), (942, 96540), (1256, 72405), (1413, 64360), (1570, 57924), (1609, 56520), (1884, 48270), (2355, 38616), (2826, 32180), (3140, 28962), (3218, 28260), (3768, 24135), (4710, 19308), (4827, 18840), (5652, 16090), (6280, 14481), (6436, 14130), (7065, 12872), (8045, 11304), (9420, 9654)]

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