238589640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21379}}^1$

素因数の和:21427

約数の個数: 96

約数和(自身を含む): 800467200

約数和(自身を除く): 561877560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 21379, 42758, 64137, 85516, 106895, 128274, 171032, 192411, 213790, 256548, 320685, 384822, 427580, 513096, 641370, 662749, 769644, 855160, 962055, 1282740, 1325498, 1539288, 1924110, 1988247, 2565480, 2650996, 3313745, 3848220, 3976494, 5301992, 5964741, 6627490, 7696440, 7952988, 9941235, 11929482, 13254980, 15905976, 19882470, 23858964, 26509960, 29823705, 39764940, 47717928, 59647410, 79529880, 119294820, 238589640]

約数ペア:

[(1, 238589640), (2, 119294820), (3, 79529880), (4, 59647410), (5, 47717928), (6, 39764940), (8, 29823705), (9, 26509960), (10, 23858964), (12, 19882470), (15, 15905976), (18, 13254980), (20, 11929482), (24, 9941235), (30, 7952988), (31, 7696440), (36, 6627490), (40, 5964741), (45, 5301992), (60, 3976494), (62, 3848220), (72, 3313745), (90, 2650996), (93, 2565480), (120, 1988247), (124, 1924110), (155, 1539288), (180, 1325498), (186, 1282740), (248, 962055), (279, 855160), (310, 769644), (360, 662749), (372, 641370), (465, 513096), (558, 427580), (620, 384822), (744, 320685), (930, 256548), (1116, 213790), (1240, 192411), (1395, 171032), (1860, 128274), (2232, 106895), (2790, 85516), (3720, 64137), (5580, 42758), (11160, 21379)]