About the Number

131166480

131166479 ← → 131166481

2進数表記:111110100010111000100010000

漢数字表記:一億三千百十六万六千四百八十

素因数分解:

2 4 × 3 1 × 5 1 × 37 1 × 14771 1

素因数の和:14824
約数の個数: 80
約数和(自身を含む): 417633984
約数和(自身を除く): 286467504

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8880, 14771, 29542, 44313, 59084, 73855, 88626, 118168, 147710, 177252, 221565, 236336, 295420, 354504, 443130, 546527, 590840, 709008, 886260, 1093054, 1181680, 1639581, 1772520, 2186108, 2732635, 3279162, 3545040, 4372216, 5465270, 6558324, 8197905, 8744432, 10930540, 13116648, 16395810, 21861080, 26233296, 32791620, 43722160, 65583240, 131166480]

約数ペア:
[(1, 131166480), (2, 65583240), (3, 43722160), (4, 32791620), (5, 26233296), (6, 21861080), (8, 16395810), (10, 13116648), (12, 10930540), (15, 8744432), (16, 8197905), (20, 6558324), (24, 5465270), (30, 4372216), (37, 3545040), (40, 3279162), (48, 2732635), (60, 2186108), (74, 1772520), (80, 1639581), (111, 1181680), (120, 1093054), (148, 886260), (185, 709008), (222, 590840), (240, 546527), (296, 443130), (370, 354504), (444, 295420), (555, 236336), (592, 221565), (740, 177252), (888, 147710), (1110, 118168), (1480, 88626), (1776, 73855), (2220, 59084), (2960, 44313), (4440, 29542), (8880, 14771)]

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