178717860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2381}}^1$

素因数の和:2538

約数の個数: 96

約数和(自身を含む): 560246400

約数和(自身を除く): 381528540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 139, 180, 270, 278, 417, 540, 556, 695, 834, 1251, 1390, 1668, 2085, 2381, 2502, 2780, 3753, 4170, 4762, 5004, 6255, 7143, 7506, 8340, 9524, 11905, 12510, 14286, 15012, 18765, 21429, 23810, 25020, 28572, 35715, 37530, 42858, 47620, 64287, 71430, 75060, 85716, 107145, 128574, 142860, 214290, 257148, 321435, 330959, 428580, 642870, 661918, 992877, 1285740, 1323836, 1654795, 1985754, 2978631, 3309590, 3971508, 4964385, 5957262, 6619180, 8935893, 9928770, 11914524, 14893155, 17871786, 19857540, 29786310, 35743572, 44679465, 59572620, 89358930, 178717860]

約数ペア:

[(1, 178717860), (2, 89358930), (3, 59572620), (4, 44679465), (5, 35743572), (6, 29786310), (9, 19857540), (10, 17871786), (12, 14893155), (15, 11914524), (18, 9928770), (20, 8935893), (27, 6619180), (30, 5957262), (36, 4964385), (45, 3971508), (54, 3309590), (60, 2978631), (90, 1985754), (108, 1654795), (135, 1323836), (139, 1285740), (180, 992877), (270, 661918), (278, 642870), (417, 428580), (540, 330959), (556, 321435), (695, 257148), (834, 214290), (1251, 142860), (1390, 128574), (1668, 107145), (2085, 85716), (2381, 75060), (2502, 71430), (2780, 64287), (3753, 47620), (4170, 42858), (4762, 37530), (5004, 35715), (6255, 28572), (7143, 25020), (7506, 23810), (8340, 21429), (9524, 18765), (11905, 15012), (12510, 14286)]