1661580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:216

約数の個数: 96

約数和(自身を含む): 5503680

約数和(自身を除く): 3842100

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, 85, 90, 102, 108, 135, 153, 170, 180, 181, 204, 255, 270, 306, 340, 362, 459, 510, 540, 543, 612, 724, 765, 905, 918, 1020, 1086, 1530, 1629, 1810, 1836, 2172, 2295, 2715, 3060, 3077, 3258, 3620, 4590, 4887, 5430, 6154, 6516, 8145, 9180, 9231, 9774, 10860, 12308, 15385, 16290, 18462, 19548, 24435, 27693, 30770, 32580, 36924, 46155, 48870, 55386, 61540, 83079, 92310, 97740, 110772, 138465, 166158, 184620, 276930, 332316, 415395, 553860, 830790, 1661580]

約数ペア:

[(1, 1661580), (2, 830790), (3, 553860), (4, 415395), (5, 332316), (6, 276930), (9, 184620), (10, 166158), (12, 138465), (15, 110772), (17, 97740), (18, 92310), (20, 83079), (27, 61540), (30, 55386), (34, 48870), (36, 46155), (45, 36924), (51, 32580), (54, 30770), (60, 27693), (68, 24435), (85, 19548), (90, 18462), (102, 16290), (108, 15385), (135, 12308), (153, 10860), (170, 9774), (180, 9231), (181, 9180), (204, 8145), (255, 6516), (270, 6154), (306, 5430), (340, 4887), (362, 4590), (459, 3620), (510, 3258), (540, 3077), (543, 3060), (612, 2715), (724, 2295), (765, 2172), (905, 1836), (918, 1810), (1020, 1629), (1086, 1530)]