289278720

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{25111}}^1$

素因数の和:25138

約数の個数: 108

約数和(自身を含む): 1000914096

約数和(自身を除く): 711635376

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 25111, 50222, 75333, 100444, 125555, 150666, 200888, 225999, 251110, 301332, 376665, 401776, 451998, 502220, 602664, 753330, 803552, 903996, 1004440, 1129995, 1205328, 1506660, 1607104, 1807992, 2008880, 2259990, 2410656, 3013320, 3214208, 3615984, 4017760, 4519980, 4821312, 6026640, 6428416, 7231968, 8035520, 9039960, 9642624, 12053280, 14463936, 16071040, 18079920, 19285248, 24106560, 28927872, 32142080, 36159840, 48213120, 57855744, 72319680, 96426240, 144639360, 289278720]

約数ペア:

[(1, 289278720), (2, 144639360), (3, 96426240), (4, 72319680), (5, 57855744), (6, 48213120), (8, 36159840), (9, 32142080), (10, 28927872), (12, 24106560), (15, 19285248), (16, 18079920), (18, 16071040), (20, 14463936), (24, 12053280), (30, 9642624), (32, 9039960), (36, 8035520), (40, 7231968), (45, 6428416), (48, 6026640), (60, 4821312), (64, 4519980), (72, 4017760), (80, 3615984), (90, 3214208), (96, 3013320), (120, 2410656), (128, 2259990), (144, 2008880), (160, 1807992), (180, 1607104), (192, 1506660), (240, 1205328), (256, 1129995), (288, 1004440), (320, 903996), (360, 803552), (384, 753330), (480, 602664), (576, 502220), (640, 451998), (720, 401776), (768, 376665), (960, 301332), (1152, 251110), (1280, 225999), (1440, 200888), (1920, 150666), (2304, 125555), (2880, 100444), (3840, 75333), (5760, 50222), (11520, 25111)]