1661531568

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{20231}}^1$

素因数の和:20330

約数の個数: 80

約数和(自身を含む): 4515782400

約数和(自身を除く): 2854250832

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 59, 87, 116, 118, 174, 177, 232, 236, 348, 354, 464, 472, 696, 708, 944, 1392, 1416, 1711, 2832, 3422, 5133, 6844, 10266, 13688, 20231, 20532, 27376, 40462, 41064, 60693, 80924, 82128, 121386, 161848, 242772, 323696, 485544, 586699, 971088, 1173398, 1193629, 1760097, 2346796, 2387258, 3520194, 3580887, 4693592, 4774516, 7040388, 7161774, 9387184, 9549032, 14080776, 14323548, 19098064, 28161552, 28647096, 34615241, 57294192, 69230482, 103845723, 138460964, 207691446, 276921928, 415382892, 553843856, 830765784, 1661531568]

約数ペア:

[(1, 1661531568), (2, 830765784), (3, 553843856), (4, 415382892), (6, 276921928), (8, 207691446), (12, 138460964), (16, 103845723), (24, 69230482), (29, 57294192), (48, 34615241), (58, 28647096), (59, 28161552), (87, 19098064), (116, 14323548), (118, 14080776), (174, 9549032), (177, 9387184), (232, 7161774), (236, 7040388), (348, 4774516), (354, 4693592), (464, 3580887), (472, 3520194), (696, 2387258), (708, 2346796), (944, 1760097), (1392, 1193629), (1416, 1173398), (1711, 971088), (2832, 586699), (3422, 485544), (5133, 323696), (6844, 242772), (10266, 161848), (13688, 121386), (20231, 82128), (20532, 80924), (27376, 60693), (40462, 41064)]