1620355320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{823}}^1\times {\mathrm{1823}}^1$

素因数の和:2666

約数の個数: 128

約数和(自身を含む): 5410713600

約数和(自身を除く): 3790358280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 823, 1080, 1646, 1823, 2469, 3292, 3646, 4115, 4938, 5469, 6584, 7292, 7407, 8230, 9115, 9876, 10938, 12345, 14584, 14814, 16407, 16460, 18230, 19752, 21876, 22221, 24690, 27345, 29628, 32814, 32920, 36460, 37035, 43752, 44442, 49221, 49380, 54690, 59256, 65628, 72920, 74070, 82035, 88884, 98442, 98760, 109380, 111105, 131256, 148140, 164070, 177768, 196884, 218760, 222210, 246105, 296280, 328140, 393768, 444420, 492210, 656280, 888840, 984420, 1500329, 1968840, 3000658, 4500987, 6001316, 7501645, 9001974, 12002632, 13502961, 15003290, 18003948, 22504935, 27005922, 30006580, 36007896, 40508883, 45009870, 54011844, 60013160, 67514805, 81017766, 90019740, 108023688, 135029610, 162035532, 180039480, 202544415, 270059220, 324071064, 405088830, 540118440, 810177660, 1620355320]

約数ペア:

[(1, 1620355320), (2, 810177660), (3, 540118440), (4, 405088830), (5, 324071064), (6, 270059220), (8, 202544415), (9, 180039480), (10, 162035532), (12, 135029610), (15, 108023688), (18, 90019740), (20, 81017766), (24, 67514805), (27, 60013160), (30, 54011844), (36, 45009870), (40, 40508883), (45, 36007896), (54, 30006580), (60, 27005922), (72, 22504935), (90, 18003948), (108, 15003290), (120, 13502961), (135, 12002632), (180, 9001974), (216, 7501645), (270, 6001316), (360, 4500987), (540, 3000658), (823, 1968840), (1080, 1500329), (1646, 984420), (1823, 888840), (2469, 656280), (3292, 492210), (3646, 444420), (4115, 393768), (4938, 328140), (5469, 296280), (6584, 246105), (7292, 222210), (7407, 218760), (8230, 196884), (9115, 177768), (9876, 164070), (10938, 148140), (12345, 131256), (14584, 111105), (14814, 109380), (16407, 98760), (16460, 98442), (18230, 88884), (19752, 82035), (21876, 74070), (22221, 72920), (24690, 65628), (27345, 59256), (29628, 54690), (32814, 49380), (32920, 49221), (36460, 44442), (37035, 43752)]