18687341280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{38931961}}^1$

素因数の和:38931979

約数の個数: 48

約数和(自身を含む): 58865126544

約数和(自身を除く): 40177785264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 38931961, 77863922, 116795883, 155727844, 194659805, 233591766, 311455688, 389319610, 467183532, 583979415, 622911376, 778639220, 934367064, 1167958830, 1245822752, 1557278440, 1868734128, 2335917660, 3114556880, 3737468256, 4671835320, 6229113760, 9343670640, 18687341280]

約数ペア:

[(1, 18687341280), (2, 9343670640), (3, 6229113760), (4, 4671835320), (5, 3737468256), (6, 3114556880), (8, 2335917660), (10, 1868734128), (12, 1557278440), (15, 1245822752), (16, 1167958830), (20, 934367064), (24, 778639220), (30, 622911376), (32, 583979415), (40, 467183532), (48, 389319610), (60, 311455688), (80, 233591766), (96, 194659805), (120, 155727844), (160, 116795883), (240, 77863922), (480, 38931961)]