80497440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{55901}}^1$

素因数の和:55922

約数の個数: 72

約数和(自身を含む): 274702428

約数和(自身を除く): 194204988

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 55901, 111802, 167703, 223604, 279505, 335406, 447208, 503109, 559010, 670812, 838515, 894416, 1006218, 1118020, 1341624, 1677030, 1788832, 2012436, 2236040, 2515545, 2683248, 3354060, 4024872, 4472080, 5031090, 5366496, 6708120, 8049744, 8944160, 10062180, 13416240, 16099488, 20124360, 26832480, 40248720, 80497440]

約数ペア:

[(1, 80497440), (2, 40248720), (3, 26832480), (4, 20124360), (5, 16099488), (6, 13416240), (8, 10062180), (9, 8944160), (10, 8049744), (12, 6708120), (15, 5366496), (16, 5031090), (18, 4472080), (20, 4024872), (24, 3354060), (30, 2683248), (32, 2515545), (36, 2236040), (40, 2012436), (45, 1788832), (48, 1677030), (60, 1341624), (72, 1118020), (80, 1006218), (90, 894416), (96, 838515), (120, 670812), (144, 559010), (160, 503109), (180, 447208), (240, 335406), (288, 279505), (360, 223604), (480, 167703), (720, 111802), (1440, 55901)]