177228180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{16141}}^1$

素因数の和:16217

約数の個数: 72

約数和(自身を含む): 546438984

約数和(自身を除く): 369210804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 16141, 32282, 48423, 64564, 80705, 96846, 145269, 161410, 193692, 242115, 290538, 322820, 484230, 581076, 726345, 968460, 984601, 1452690, 1969202, 2905380, 2953803, 3938404, 4923005, 5907606, 8861409, 9846010, 11815212, 14769015, 17722818, 19692020, 29538030, 35445636, 44307045, 59076060, 88614090, 177228180]

約数ペア:

[(1, 177228180), (2, 88614090), (3, 59076060), (4, 44307045), (5, 35445636), (6, 29538030), (9, 19692020), (10, 17722818), (12, 14769015), (15, 11815212), (18, 9846010), (20, 8861409), (30, 5907606), (36, 4923005), (45, 3938404), (60, 2953803), (61, 2905380), (90, 1969202), (122, 1452690), (180, 984601), (183, 968460), (244, 726345), (305, 581076), (366, 484230), (549, 322820), (610, 290538), (732, 242115), (915, 193692), (1098, 161410), (1220, 145269), (1830, 96846), (2196, 80705), (2745, 64564), (3660, 48423), (5490, 32282), (10980, 16141)]