213640320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{111271}}^1$

素因数の和:111293

約数の個数: 64

約数和(自身を含む): 680984640

約数和(自身を除く): 467344320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 111271, 222542, 333813, 445084, 556355, 667626, 890168, 1112710, 1335252, 1669065, 1780336, 2225420, 2670504, 3338130, 3560672, 4450840, 5341008, 6676260, 7121344, 8901680, 10682016, 13352520, 14242688, 17803360, 21364032, 26705040, 35606720, 42728064, 53410080, 71213440, 106820160, 213640320]

約数ペア:

[(1, 213640320), (2, 106820160), (3, 71213440), (4, 53410080), (5, 42728064), (6, 35606720), (8, 26705040), (10, 21364032), (12, 17803360), (15, 14242688), (16, 13352520), (20, 10682016), (24, 8901680), (30, 7121344), (32, 6676260), (40, 5341008), (48, 4450840), (60, 3560672), (64, 3338130), (80, 2670504), (96, 2225420), (120, 1780336), (128, 1669065), (160, 1335252), (192, 1112710), (240, 890168), (320, 667626), (384, 556355), (480, 445084), (640, 333813), (960, 222542), (1920, 111271)]