1656990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:71

約数の個数: 96

約数和(自身を含む): 4937760

約数和(自身を除く): 3280770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 27, 30, 34, 38, 45, 51, 54, 57, 85, 90, 95, 102, 114, 135, 153, 170, 171, 190, 255, 270, 285, 306, 323, 342, 361, 459, 510, 513, 570, 646, 722, 765, 855, 918, 969, 1026, 1083, 1530, 1615, 1710, 1805, 1938, 2166, 2295, 2565, 2907, 3230, 3249, 3610, 4590, 4845, 5130, 5415, 5814, 6137, 6498, 8721, 9690, 9747, 10830, 12274, 14535, 16245, 17442, 18411, 19494, 29070, 30685, 32490, 36822, 43605, 48735, 55233, 61370, 87210, 92055, 97470, 110466, 165699, 184110, 276165, 331398, 552330, 828495, 1656990]

約数ペア:

[(1, 1656990), (2, 828495), (3, 552330), (5, 331398), (6, 276165), (9, 184110), (10, 165699), (15, 110466), (17, 97470), (18, 92055), (19, 87210), (27, 61370), (30, 55233), (34, 48735), (38, 43605), (45, 36822), (51, 32490), (54, 30685), (57, 29070), (85, 19494), (90, 18411), (95, 17442), (102, 16245), (114, 14535), (135, 12274), (153, 10830), (170, 9747), (171, 9690), (190, 8721), (255, 6498), (270, 6137), (285, 5814), (306, 5415), (323, 5130), (342, 4845), (361, 4590), (459, 3610), (510, 3249), (513, 3230), (570, 2907), (646, 2565), (722, 2295), (765, 2166), (855, 1938), (918, 1805), (969, 1710), (1026, 1615), (1083, 1530)]