16887960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1$

素因数の和:862

約数の個数: 128

約数和(自身を含む): 59328000

約数和(自身を除く): 42440040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 823, 855, 1026, 1080, 1140, 1368, 1646, 1710, 2052, 2280, 2469, 2565, 3292, 3420, 4104, 4115, 4938, 5130, 6584, 6840, 7407, 8230, 9876, 10260, 12345, 14814, 15637, 16460, 19752, 20520, 22221, 24690, 29628, 31274, 32920, 37035, 44442, 46911, 49380, 59256, 62548, 74070, 78185, 88884, 93822, 98760, 111105, 125096, 140733, 148140, 156370, 177768, 187644, 222210, 234555, 281466, 296280, 312740, 375288, 422199, 444420, 469110, 562932, 625480, 703665, 844398, 888840, 938220, 1125864, 1407330, 1688796, 1876440, 2110995, 2814660, 3377592, 4221990, 5629320, 8443980, 16887960]

約数ペア:

[(1, 16887960), (2, 8443980), (3, 5629320), (4, 4221990), (5, 3377592), (6, 2814660), (8, 2110995), (9, 1876440), (10, 1688796), (12, 1407330), (15, 1125864), (18, 938220), (19, 888840), (20, 844398), (24, 703665), (27, 625480), (30, 562932), (36, 469110), (38, 444420), (40, 422199), (45, 375288), (54, 312740), (57, 296280), (60, 281466), (72, 234555), (76, 222210), (90, 187644), (95, 177768), (108, 156370), (114, 148140), (120, 140733), (135, 125096), (152, 111105), (171, 98760), (180, 93822), (190, 88884), (216, 78185), (228, 74070), (270, 62548), (285, 59256), (342, 49380), (360, 46911), (380, 44442), (456, 37035), (513, 32920), (540, 31274), (570, 29628), (684, 24690), (760, 22221), (823, 20520), (855, 19752), (1026, 16460), (1080, 15637), (1140, 14814), (1368, 12345), (1646, 10260), (1710, 9876), (2052, 8230), (2280, 7407), (2469, 6840), (2565, 6584), (3292, 5130), (3420, 4938), (4104, 4115)]