16551540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{601}}^1$

素因数の和:639

約数の個数: 120

約数和(自身を含む): 55068552

約数和(自身を除く): 38517012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 255, 270, 306, 324, 340, 405, 459, 510, 540, 601, 612, 765, 810, 918, 1020, 1202, 1377, 1530, 1620, 1803, 1836, 2295, 2404, 2754, 3005, 3060, 3606, 4590, 5409, 5508, 6010, 6885, 7212, 9015, 9180, 10217, 10818, 12020, 13770, 16227, 18030, 20434, 21636, 27045, 27540, 30651, 32454, 36060, 40868, 48681, 51085, 54090, 61302, 64908, 81135, 91953, 97362, 102170, 108180, 122604, 153255, 162270, 183906, 194724, 204340, 243405, 275859, 306510, 324540, 367812, 459765, 486810, 551718, 613020, 827577, 919530, 973620, 1103436, 1379295, 1655154, 1839060, 2758590, 3310308, 4137885, 5517180, 8275770, 16551540]

約数ペア:

[(1, 16551540), (2, 8275770), (3, 5517180), (4, 4137885), (5, 3310308), (6, 2758590), (9, 1839060), (10, 1655154), (12, 1379295), (15, 1103436), (17, 973620), (18, 919530), (20, 827577), (27, 613020), (30, 551718), (34, 486810), (36, 459765), (45, 367812), (51, 324540), (54, 306510), (60, 275859), (68, 243405), (81, 204340), (85, 194724), (90, 183906), (102, 162270), (108, 153255), (135, 122604), (153, 108180), (162, 102170), (170, 97362), (180, 91953), (204, 81135), (255, 64908), (270, 61302), (306, 54090), (324, 51085), (340, 48681), (405, 40868), (459, 36060), (510, 32454), (540, 30651), (601, 27540), (612, 27045), (765, 21636), (810, 20434), (918, 18030), (1020, 16227), (1202, 13770), (1377, 12020), (1530, 10818), (1620, 10217), (1803, 9180), (1836, 9015), (2295, 7212), (2404, 6885), (2754, 6010), (3005, 5508), (3060, 5409), (3606, 4590)]