20792700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:194

約数の個数: 180

約数和(自身を含む): 71839152

約数和(自身を除く): 51046452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 27, 30, 34, 36, 45, 50, 51, 54, 60, 68, 75, 81, 85, 90, 100, 102, 108, 135, 150, 151, 153, 162, 170, 180, 204, 225, 255, 270, 300, 302, 306, 324, 340, 405, 425, 450, 453, 459, 510, 540, 604, 612, 675, 755, 765, 810, 850, 900, 906, 918, 1020, 1275, 1350, 1359, 1377, 1510, 1530, 1620, 1700, 1812, 1836, 2025, 2265, 2295, 2550, 2567, 2700, 2718, 2754, 3020, 3060, 3775, 3825, 4050, 4077, 4530, 4590, 5100, 5134, 5436, 5508, 6795, 6885, 7550, 7650, 7701, 8100, 8154, 9060, 9180, 10268, 11325, 11475, 12231, 12835, 13590, 13770, 15100, 15300, 15402, 16308, 20385, 22650, 22950, 23103, 24462, 25670, 27180, 27540, 30804, 33975, 34425, 38505, 40770, 45300, 45900, 46206, 48924, 51340, 61155, 64175, 67950, 68850, 69309, 77010, 81540, 92412, 101925, 115515, 122310, 128350, 135900, 137700, 138618, 154020, 192525, 203850, 207927, 231030, 244620, 256700, 277236, 305775, 346545, 385050, 407700, 415854, 462060, 577575, 611550, 693090, 770100, 831708, 1039635, 1155150, 1223100, 1386180, 1732725, 2079270, 2310300, 3465450, 4158540, 5198175, 6930900, 10396350, 20792700]

約数ペア:

[(1, 20792700), (2, 10396350), (3, 6930900), (4, 5198175), (5, 4158540), (6, 3465450), (9, 2310300), (10, 2079270), (12, 1732725), (15, 1386180), (17, 1223100), (18, 1155150), (20, 1039635), (25, 831708), (27, 770100), (30, 693090), (34, 611550), (36, 577575), (45, 462060), (50, 415854), (51, 407700), (54, 385050), (60, 346545), (68, 305775), (75, 277236), (81, 256700), (85, 244620), (90, 231030), (100, 207927), (102, 203850), (108, 192525), (135, 154020), (150, 138618), (151, 137700), (153, 135900), (162, 128350), (170, 122310), (180, 115515), (204, 101925), (225, 92412), (255, 81540), (270, 77010), (300, 69309), (302, 68850), (306, 67950), (324, 64175), (340, 61155), (405, 51340), (425, 48924), (450, 46206), (453, 45900), (459, 45300), (510, 40770), (540, 38505), (604, 34425), (612, 33975), (675, 30804), (755, 27540), (765, 27180), (810, 25670), (850, 24462), (900, 23103), (906, 22950), (918, 22650), (1020, 20385), (1275, 16308), (1350, 15402), (1359, 15300), (1377, 15100), (1510, 13770), (1530, 13590), (1620, 12835), (1700, 12231), (1812, 11475), (1836, 11325), (2025, 10268), (2265, 9180), (2295, 9060), (2550, 8154), (2567, 8100), (2700, 7701), (2718, 7650), (2754, 7550), (3020, 6885), (3060, 6795), (3775, 5508), (3825, 5436), (4050, 5134), (4077, 5100), (4530, 4590)]