311869920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20959}}^1$

素因数の和:21008

約数の個数: 96

約数和(自身を含む): 1014128640

約数和(自身を除く): 702258720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2480, 2976, 3720, 4960, 7440, 14880, 20959, 41918, 62877, 83836, 104795, 125754, 167672, 209590, 251508, 314385, 335344, 419180, 503016, 628770, 649729, 670688, 838360, 1006032, 1257540, 1299458, 1676720, 1949187, 2012064, 2515080, 2598916, 3248645, 3353440, 3898374, 5030160, 5197832, 6497290, 7796748, 9745935, 10060320, 10395664, 12994580, 15593496, 19491870, 20791328, 25989160, 31186992, 38983740, 51978320, 62373984, 77967480, 103956640, 155934960, 311869920]

約数ペア:

[(1, 311869920), (2, 155934960), (3, 103956640), (4, 77967480), (5, 62373984), (6, 51978320), (8, 38983740), (10, 31186992), (12, 25989160), (15, 20791328), (16, 19491870), (20, 15593496), (24, 12994580), (30, 10395664), (31, 10060320), (32, 9745935), (40, 7796748), (48, 6497290), (60, 5197832), (62, 5030160), (80, 3898374), (93, 3353440), (96, 3248645), (120, 2598916), (124, 2515080), (155, 2012064), (160, 1949187), (186, 1676720), (240, 1299458), (248, 1257540), (310, 1006032), (372, 838360), (465, 670688), (480, 649729), (496, 628770), (620, 503016), (744, 419180), (930, 335344), (992, 314385), (1240, 251508), (1488, 209590), (1860, 167672), (2480, 125754), (2976, 104795), (3720, 83836), (4960, 62877), (7440, 41918), (14880, 20959)]