201781920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3209}}^1$

素因数の和:3358

約数の個数: 96

約数和(自身を含む): 640664640

約数和(自身を除く): 438882720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 131, 160, 240, 262, 393, 480, 524, 655, 786, 1048, 1310, 1572, 1965, 2096, 2620, 3144, 3209, 3930, 4192, 5240, 6288, 6418, 7860, 9627, 10480, 12576, 12836, 15720, 16045, 19254, 20960, 25672, 31440, 32090, 38508, 48135, 51344, 62880, 64180, 77016, 96270, 102688, 128360, 154032, 192540, 256720, 308064, 385080, 420379, 513440, 770160, 840758, 1261137, 1540320, 1681516, 2101895, 2522274, 3363032, 4203790, 5044548, 6305685, 6726064, 8407580, 10089096, 12611370, 13452128, 16815160, 20178192, 25222740, 33630320, 40356384, 50445480, 67260640, 100890960, 201781920]

約数ペア:

[(1, 201781920), (2, 100890960), (3, 67260640), (4, 50445480), (5, 40356384), (6, 33630320), (8, 25222740), (10, 20178192), (12, 16815160), (15, 13452128), (16, 12611370), (20, 10089096), (24, 8407580), (30, 6726064), (32, 6305685), (40, 5044548), (48, 4203790), (60, 3363032), (80, 2522274), (96, 2101895), (120, 1681516), (131, 1540320), (160, 1261137), (240, 840758), (262, 770160), (393, 513440), (480, 420379), (524, 385080), (655, 308064), (786, 256720), (1048, 192540), (1310, 154032), (1572, 128360), (1965, 102688), (2096, 96270), (2620, 77016), (3144, 64180), (3209, 62880), (3930, 51344), (4192, 48135), (5240, 38508), (6288, 32090), (6418, 31440), (7860, 25672), (9627, 20960), (10480, 19254), (12576, 16045), (12836, 15720)]