1845180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:105

約数の個数: 120

約数和(自身を含む): 6220368

約数和(自身を除く): 4375188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 67, 68, 81, 85, 90, 102, 108, 134, 135, 153, 162, 170, 180, 201, 204, 255, 268, 270, 306, 324, 335, 340, 402, 405, 459, 510, 540, 603, 612, 670, 765, 804, 810, 918, 1005, 1020, 1139, 1206, 1340, 1377, 1530, 1620, 1809, 1836, 2010, 2278, 2295, 2412, 2754, 3015, 3060, 3417, 3618, 4020, 4556, 4590, 5427, 5508, 5695, 6030, 6834, 6885, 7236, 9045, 9180, 10251, 10854, 11390, 12060, 13668, 13770, 17085, 18090, 20502, 21708, 22780, 27135, 27540, 30753, 34170, 36180, 41004, 51255, 54270, 61506, 68340, 92259, 102510, 108540, 123012, 153765, 184518, 205020, 307530, 369036, 461295, 615060, 922590, 1845180]

約数ペア:

[(1, 1845180), (2, 922590), (3, 615060), (4, 461295), (5, 369036), (6, 307530), (9, 205020), (10, 184518), (12, 153765), (15, 123012), (17, 108540), (18, 102510), (20, 92259), (27, 68340), (30, 61506), (34, 54270), (36, 51255), (45, 41004), (51, 36180), (54, 34170), (60, 30753), (67, 27540), (68, 27135), (81, 22780), (85, 21708), (90, 20502), (102, 18090), (108, 17085), (134, 13770), (135, 13668), (153, 12060), (162, 11390), (170, 10854), (180, 10251), (201, 9180), (204, 9045), (255, 7236), (268, 6885), (270, 6834), (306, 6030), (324, 5695), (335, 5508), (340, 5427), (402, 4590), (405, 4556), (459, 4020), (510, 3618), (540, 3417), (603, 3060), (612, 3015), (670, 2754), (765, 2412), (804, 2295), (810, 2278), (918, 2010), (1005, 1836), (1020, 1809), (1139, 1620), (1206, 1530), (1340, 1377)]