1816290

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^2$

素因数の和:85

約数の個数: 96

約数和(自身を含む): 5719680

約数和(自身を除く): 3903390

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 62, 63, 70, 90, 93, 105, 126, 135, 155, 186, 189, 210, 217, 270, 279, 310, 315, 378, 434, 465, 558, 630, 651, 837, 930, 945, 961, 1085, 1302, 1395, 1674, 1890, 1922, 1953, 2170, 2790, 2883, 3255, 3906, 4185, 4805, 5766, 5859, 6510, 6727, 8370, 8649, 9610, 9765, 11718, 13454, 14415, 17298, 19530, 20181, 25947, 28830, 29295, 33635, 40362, 43245, 51894, 58590, 60543, 67270, 86490, 100905, 121086, 129735, 181629, 201810, 259470, 302715, 363258, 605430, 908145, 1816290]

約数ペア:

[(1, 1816290), (2, 908145), (3, 605430), (5, 363258), (6, 302715), (7, 259470), (9, 201810), (10, 181629), (14, 129735), (15, 121086), (18, 100905), (21, 86490), (27, 67270), (30, 60543), (31, 58590), (35, 51894), (42, 43245), (45, 40362), (54, 33635), (62, 29295), (63, 28830), (70, 25947), (90, 20181), (93, 19530), (105, 17298), (126, 14415), (135, 13454), (155, 11718), (186, 9765), (189, 9610), (210, 8649), (217, 8370), (270, 6727), (279, 6510), (310, 5859), (315, 5766), (378, 4805), (434, 4185), (465, 3906), (558, 3255), (630, 2883), (651, 2790), (837, 2170), (930, 1953), (945, 1922), (961, 1890), (1085, 1674), (1302, 1395)]