15454980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4519}}^1$

素因数の和:4553

約数の個数: 72

約数和(自身を含む): 49358400

約数和(自身を除く): 33903420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 4519, 9038, 13557, 18076, 22595, 27114, 40671, 45190, 54228, 67785, 81342, 85861, 90380, 135570, 162684, 171722, 203355, 257583, 271140, 343444, 406710, 429305, 515166, 772749, 813420, 858610, 1030332, 1287915, 1545498, 1717220, 2575830, 3090996, 3863745, 5151660, 7727490, 15454980]

約数ペア:

[(1, 15454980), (2, 7727490), (3, 5151660), (4, 3863745), (5, 3090996), (6, 2575830), (9, 1717220), (10, 1545498), (12, 1287915), (15, 1030332), (18, 858610), (19, 813420), (20, 772749), (30, 515166), (36, 429305), (38, 406710), (45, 343444), (57, 271140), (60, 257583), (76, 203355), (90, 171722), (95, 162684), (114, 135570), (171, 90380), (180, 85861), (190, 81342), (228, 67785), (285, 54228), (342, 45190), (380, 40671), (570, 27114), (684, 22595), (855, 18076), (1140, 13557), (1710, 9038), (3420, 4519)]