28377810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1723}}^1$

素因数の和:1800

約数の個数: 64

約数和(自身を含む): 76959360

約数和(自身を除く): 48581550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 90, 122, 135, 183, 270, 305, 366, 549, 610, 915, 1098, 1647, 1723, 1830, 2745, 3294, 3446, 5169, 5490, 8235, 8615, 10338, 15507, 16470, 17230, 25845, 31014, 46521, 51690, 77535, 93042, 105103, 155070, 210206, 232605, 315309, 465210, 525515, 630618, 945927, 1051030, 1576545, 1891854, 2837781, 3153090, 4729635, 5675562, 9459270, 14188905, 28377810]

約数ペア:

[(1, 28377810), (2, 14188905), (3, 9459270), (5, 5675562), (6, 4729635), (9, 3153090), (10, 2837781), (15, 1891854), (18, 1576545), (27, 1051030), (30, 945927), (45, 630618), (54, 525515), (61, 465210), (90, 315309), (122, 232605), (135, 210206), (183, 155070), (270, 105103), (305, 93042), (366, 77535), (549, 51690), (610, 46521), (915, 31014), (1098, 25845), (1647, 17230), (1723, 16470), (1830, 15507), (2745, 10338), (3294, 8615), (3446, 8235), (5169, 5490)]