16329720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 54432000

約数和(自身を除く): 38102280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 89, 110, 120, 132, 139, 165, 178, 220, 264, 267, 278, 330, 356, 417, 440, 445, 534, 556, 660, 695, 712, 834, 890, 979, 1068, 1112, 1320, 1335, 1390, 1529, 1668, 1780, 1958, 2085, 2136, 2670, 2780, 2937, 3058, 3336, 3560, 3916, 4170, 4587, 4895, 5340, 5560, 5874, 6116, 7645, 7832, 8340, 9174, 9790, 10680, 11748, 12232, 12371, 14685, 15290, 16680, 18348, 19580, 22935, 23496, 24742, 29370, 30580, 36696, 37113, 39160, 45870, 49484, 58740, 61160, 61855, 74226, 91740, 98968, 117480, 123710, 136081, 148452, 183480, 185565, 247420, 272162, 296904, 371130, 408243, 494840, 544324, 680405, 742260, 816486, 1088648, 1360810, 1484520, 1632972, 2041215, 2721620, 3265944, 4082430, 5443240, 8164860, 16329720]

約数ペア:

[(1, 16329720), (2, 8164860), (3, 5443240), (4, 4082430), (5, 3265944), (6, 2721620), (8, 2041215), (10, 1632972), (11, 1484520), (12, 1360810), (15, 1088648), (20, 816486), (22, 742260), (24, 680405), (30, 544324), (33, 494840), (40, 408243), (44, 371130), (55, 296904), (60, 272162), (66, 247420), (88, 185565), (89, 183480), (110, 148452), (120, 136081), (132, 123710), (139, 117480), (165, 98968), (178, 91740), (220, 74226), (264, 61855), (267, 61160), (278, 58740), (330, 49484), (356, 45870), (417, 39160), (440, 37113), (445, 36696), (534, 30580), (556, 29370), (660, 24742), (695, 23496), (712, 22935), (834, 19580), (890, 18348), (979, 16680), (1068, 15290), (1112, 14685), (1320, 12371), (1335, 12232), (1390, 11748), (1529, 10680), (1668, 9790), (1780, 9174), (1958, 8340), (2085, 7832), (2136, 7645), (2670, 6116), (2780, 5874), (2937, 5560), (3058, 5340), (3336, 4895), (3560, 4587), (3916, 4170)]