406901520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1151}}^1$

素因数の和:1661

約数の個数: 120

約数和(自身を含む): 1370483712

約数和(自身を除く): 963582192

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 491, 720, 982, 1151, 1473, 1964, 2302, 2455, 2946, 3453, 3928, 4419, 4604, 4910, 5755, 5892, 6906, 7365, 7856, 8838, 9208, 9820, 10359, 11510, 11784, 13812, 14730, 17265, 17676, 18416, 19640, 20718, 22095, 23020, 23568, 27624, 29460, 34530, 35352, 39280, 41436, 44190, 46040, 51795, 55248, 58920, 69060, 70704, 82872, 88380, 92080, 103590, 117840, 138120, 165744, 176760, 207180, 276240, 353520, 414360, 565141, 828720, 1130282, 1695423, 2260564, 2825705, 3390846, 4521128, 5086269, 5651410, 6781692, 8477115, 9042256, 10172538, 11302820, 13563384, 16954230, 20345076, 22605640, 25431345, 27126768, 33908460, 40690152, 45211280, 50862690, 67816920, 81380304, 101725380, 135633840, 203450760, 406901520]

約数ペア:

[(1, 406901520), (2, 203450760), (3, 135633840), (4, 101725380), (5, 81380304), (6, 67816920), (8, 50862690), (9, 45211280), (10, 40690152), (12, 33908460), (15, 27126768), (16, 25431345), (18, 22605640), (20, 20345076), (24, 16954230), (30, 13563384), (36, 11302820), (40, 10172538), (45, 9042256), (48, 8477115), (60, 6781692), (72, 5651410), (80, 5086269), (90, 4521128), (120, 3390846), (144, 2825705), (180, 2260564), (240, 1695423), (360, 1130282), (491, 828720), (720, 565141), (982, 414360), (1151, 353520), (1473, 276240), (1964, 207180), (2302, 176760), (2455, 165744), (2946, 138120), (3453, 117840), (3928, 103590), (4419, 92080), (4604, 88380), (4910, 82872), (5755, 70704), (5892, 69060), (6906, 58920), (7365, 55248), (7856, 51795), (8838, 46040), (9208, 44190), (9820, 41436), (10359, 39280), (11510, 35352), (11784, 34530), (13812, 29460), (14730, 27624), (17265, 23568), (17676, 23020), (18416, 22095), (19640, 20718)]