155140020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{123127}}^1$

素因数の和:123149

約数の個数: 72

約数和(自身を含む): 537823104

約数和(自身を除く): 382683084

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 123127, 246254, 369381, 492508, 615635, 738762, 861889, 1108143, 1231270, 1477524, 1723778, 1846905, 2216286, 2462540, 2585667, 3447556, 3693810, 4309445, 4432572, 5171334, 5540715, 7387620, 7757001, 8618890, 10342668, 11081430, 12928335, 15514002, 17237780, 22162860, 25856670, 31028004, 38785005, 51713340, 77570010, 155140020]

約数ペア:

[(1, 155140020), (2, 77570010), (3, 51713340), (4, 38785005), (5, 31028004), (6, 25856670), (7, 22162860), (9, 17237780), (10, 15514002), (12, 12928335), (14, 11081430), (15, 10342668), (18, 8618890), (20, 7757001), (21, 7387620), (28, 5540715), (30, 5171334), (35, 4432572), (36, 4309445), (42, 3693810), (45, 3447556), (60, 2585667), (63, 2462540), (70, 2216286), (84, 1846905), (90, 1723778), (105, 1477524), (126, 1231270), (140, 1108143), (180, 861889), (210, 738762), (252, 615635), (315, 492508), (420, 369381), (630, 246254), (1260, 123127)]