About the Number

120087480

120087479 ← → 120087481

2進数表記:111001010000110001110111000

漢数字表記:一億二千八万七千四百八十

素因数分解:

2 3 × 3 1 × 5 1 × 109 1 × 9181 1

素因数の和:9304
約数の個数: 64
約数和(自身を含む): 363607200
約数和(自身を除く): 243519720

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 218, 327, 436, 545, 654, 872, 1090, 1308, 1635, 2180, 2616, 3270, 4360, 6540, 9181, 13080, 18362, 27543, 36724, 45905, 55086, 73448, 91810, 110172, 137715, 183620, 220344, 275430, 367240, 550860, 1000729, 1101720, 2001458, 3002187, 4002916, 5003645, 6004374, 8005832, 10007290, 12008748, 15010935, 20014580, 24017496, 30021870, 40029160, 60043740, 120087480]

約数ペア:
[(1, 120087480), (2, 60043740), (3, 40029160), (4, 30021870), (5, 24017496), (6, 20014580), (8, 15010935), (10, 12008748), (12, 10007290), (15, 8005832), (20, 6004374), (24, 5003645), (30, 4002916), (40, 3002187), (60, 2001458), (109, 1101720), (120, 1000729), (218, 550860), (327, 367240), (436, 275430), (545, 220344), (654, 183620), (872, 137715), (1090, 110172), (1308, 91810), (1635, 73448), (2180, 55086), (2616, 45905), (3270, 36724), (4360, 27543), (6540, 18362), (9181, 13080)]

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