215220960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{149459}}^1$

素因数の和:149480

約数の個数: 72

約数和(自身を含む): 734446440

約数和(自身を除く): 519225480

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, 149459, 298918, 448377, 597836, 747295, 896754, 1195672, 1345131, 1494590, 1793508, 2241885, 2391344, 2690262, 2989180, 3587016, 4483770, 4782688, 5380524, 5978360, 6725655, 7174032, 8967540, 10761048, 11956720, 13451310, 14348064, 17935080, 21522096, 23913440, 26902620, 35870160, 43044192, 53805240, 71740320, 107610480, 215220960]

約数ペア:

[(1, 215220960), (2, 107610480), (3, 71740320), (4, 53805240), (5, 43044192), (6, 35870160), (8, 26902620), (9, 23913440), (10, 21522096), (12, 17935080), (15, 14348064), (16, 13451310), (18, 11956720), (20, 10761048), (24, 8967540), (30, 7174032), (32, 6725655), (36, 5978360), (40, 5380524), (45, 4782688), (48, 4483770), (60, 3587016), (72, 2989180), (80, 2690262), (90, 2391344), (96, 2241885), (120, 1793508), (144, 1494590), (160, 1345131), (180, 1195672), (240, 896754), (288, 747295), (360, 597836), (480, 448377), (720, 298918), (1440, 149459)]