18871170060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{123973}}^1$

素因数の和:124087

約数の個数: 96

約数和(自身を含む): 54984948480

約数和(自身を除く): 36113778420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 59, 60, 86, 118, 129, 172, 177, 215, 236, 258, 295, 354, 430, 516, 590, 645, 708, 860, 885, 1180, 1290, 1770, 2537, 2580, 3540, 5074, 7611, 10148, 12685, 15222, 25370, 30444, 38055, 50740, 76110, 123973, 152220, 247946, 371919, 495892, 619865, 743838, 1239730, 1487676, 1859595, 2479460, 3719190, 5330839, 7314407, 7438380, 10661678, 14628814, 15992517, 21323356, 21943221, 26654195, 29257628, 31985034, 36572035, 43886442, 53308390, 63970068, 73144070, 79962585, 87772884, 106616780, 109716105, 146288140, 159925170, 219432210, 314519501, 319850340, 438864420, 629039002, 943558503, 1258078004, 1572597505, 1887117006, 3145195010, 3774234012, 4717792515, 6290390020, 9435585030, 18871170060]

約数ペア:

[(1, 18871170060), (2, 9435585030), (3, 6290390020), (4, 4717792515), (5, 3774234012), (6, 3145195010), (10, 1887117006), (12, 1572597505), (15, 1258078004), (20, 943558503), (30, 629039002), (43, 438864420), (59, 319850340), (60, 314519501), (86, 219432210), (118, 159925170), (129, 146288140), (172, 109716105), (177, 106616780), (215, 87772884), (236, 79962585), (258, 73144070), (295, 63970068), (354, 53308390), (430, 43886442), (516, 36572035), (590, 31985034), (645, 29257628), (708, 26654195), (860, 21943221), (885, 21323356), (1180, 15992517), (1290, 14628814), (1770, 10661678), (2537, 7438380), (2580, 7314407), (3540, 5330839), (5074, 3719190), (7611, 2479460), (10148, 1859595), (12685, 1487676), (15222, 1239730), (25370, 743838), (30444, 619865), (38055, 495892), (50740, 371919), (76110, 247946), (123973, 152220)]