28751160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{911}}^1$

素因数の和:1188

約数の個数: 64

約数和(自身を含む): 86676480

約数和(自身を除く): 57925320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 263, 526, 789, 911, 1052, 1315, 1578, 1822, 2104, 2630, 2733, 3156, 3644, 3945, 4555, 5260, 5466, 6312, 7288, 7890, 9110, 10520, 10932, 13665, 15780, 18220, 21864, 27330, 31560, 36440, 54660, 109320, 239593, 479186, 718779, 958372, 1197965, 1437558, 1916744, 2395930, 2875116, 3593895, 4791860, 5750232, 7187790, 9583720, 14375580, 28751160]

約数ペア:

[(1, 28751160), (2, 14375580), (3, 9583720), (4, 7187790), (5, 5750232), (6, 4791860), (8, 3593895), (10, 2875116), (12, 2395930), (15, 1916744), (20, 1437558), (24, 1197965), (30, 958372), (40, 718779), (60, 479186), (120, 239593), (263, 109320), (526, 54660), (789, 36440), (911, 31560), (1052, 27330), (1315, 21864), (1578, 18220), (1822, 15780), (2104, 13665), (2630, 10932), (2733, 10520), (3156, 9110), (3644, 7890), (3945, 7288), (4555, 6312), (5260, 5466)]