198383580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{881}}^1$

素因数の和:1041

約数の個数: 120

約数和(自身を含む): 627525360

約数和(自身を除く): 429141780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 139, 162, 180, 270, 278, 324, 405, 417, 540, 556, 695, 810, 834, 881, 1251, 1390, 1620, 1668, 1762, 2085, 2502, 2643, 2780, 3524, 3753, 4170, 4405, 5004, 5286, 6255, 7506, 7929, 8340, 8810, 10572, 11259, 12510, 13215, 15012, 15858, 17620, 18765, 22518, 23787, 25020, 26430, 31716, 37530, 39645, 45036, 47574, 52860, 56295, 71361, 75060, 79290, 95148, 112590, 118935, 122459, 142722, 158580, 225180, 237870, 244918, 285444, 356805, 367377, 475740, 489836, 612295, 713610, 734754, 1102131, 1224590, 1427220, 1469508, 1836885, 2204262, 2449180, 3306393, 3673770, 4408524, 5510655, 6612786, 7347540, 9919179, 11021310, 13225572, 16531965, 19838358, 22042620, 33063930, 39676716, 49595895, 66127860, 99191790, 198383580]

約数ペア:

[(1, 198383580), (2, 99191790), (3, 66127860), (4, 49595895), (5, 39676716), (6, 33063930), (9, 22042620), (10, 19838358), (12, 16531965), (15, 13225572), (18, 11021310), (20, 9919179), (27, 7347540), (30, 6612786), (36, 5510655), (45, 4408524), (54, 3673770), (60, 3306393), (81, 2449180), (90, 2204262), (108, 1836885), (135, 1469508), (139, 1427220), (162, 1224590), (180, 1102131), (270, 734754), (278, 713610), (324, 612295), (405, 489836), (417, 475740), (540, 367377), (556, 356805), (695, 285444), (810, 244918), (834, 237870), (881, 225180), (1251, 158580), (1390, 142722), (1620, 122459), (1668, 118935), (1762, 112590), (2085, 95148), (2502, 79290), (2643, 75060), (2780, 71361), (3524, 56295), (3753, 52860), (4170, 47574), (4405, 45036), (5004, 39645), (5286, 37530), (6255, 31716), (7506, 26430), (7929, 25020), (8340, 23787), (8810, 22518), (10572, 18765), (11259, 17620), (12510, 15858), (13215, 15012)]