291794640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{9281}}^1$

素因数の和:9428

約数の個数: 80

約数和(自身を含む): 911566656

約数和(自身を除く): 619772016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 240, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2096, 2620, 3144, 3930, 5240, 6288, 7860, 9281, 10480, 15720, 18562, 27843, 31440, 37124, 46405, 55686, 74248, 92810, 111372, 139215, 148496, 185620, 222744, 278430, 371240, 445488, 556860, 742480, 1113720, 1215811, 2227440, 2431622, 3647433, 4863244, 6079055, 7294866, 9726488, 12158110, 14589732, 18237165, 19452976, 24316220, 29179464, 36474330, 48632440, 58358928, 72948660, 97264880, 145897320, 291794640]

約数ペア:

[(1, 291794640), (2, 145897320), (3, 97264880), (4, 72948660), (5, 58358928), (6, 48632440), (8, 36474330), (10, 29179464), (12, 24316220), (15, 19452976), (16, 18237165), (20, 14589732), (24, 12158110), (30, 9726488), (40, 7294866), (48, 6079055), (60, 4863244), (80, 3647433), (120, 2431622), (131, 2227440), (240, 1215811), (262, 1113720), (393, 742480), (524, 556860), (655, 445488), (786, 371240), (1048, 278430), (1310, 222744), (1572, 185620), (1965, 148496), (2096, 139215), (2620, 111372), (3144, 92810), (3930, 74248), (5240, 55686), (6288, 46405), (7860, 37124), (9281, 31440), (10480, 27843), (15720, 18562)]