215325960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:411

約数の個数: 128

約数和(自身を含む): 663552000

約数和(自身を除く): 448226040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 127, 142, 199, 213, 254, 284, 355, 381, 398, 426, 508, 568, 597, 635, 710, 762, 796, 852, 995, 1016, 1065, 1194, 1270, 1420, 1524, 1592, 1704, 1905, 1990, 2130, 2388, 2540, 2840, 2985, 3048, 3810, 3980, 4260, 4776, 5080, 5970, 7620, 7960, 8520, 9017, 11940, 14129, 15240, 18034, 23880, 25273, 27051, 28258, 36068, 42387, 45085, 50546, 54102, 56516, 70645, 72136, 75819, 84774, 90170, 101092, 108204, 113032, 126365, 135255, 141290, 151638, 169548, 180340, 202184, 211935, 216408, 252730, 270510, 282580, 303276, 339096, 360680, 379095, 423870, 505460, 541020, 565160, 606552, 758190, 847740, 1010920, 1082040, 1516380, 1695480, 1794383, 3032760, 3588766, 5383149, 7177532, 8971915, 10766298, 14355064, 17943830, 21532596, 26915745, 35887660, 43065192, 53831490, 71775320, 107662980, 215325960]

約数ペア:

[(1, 215325960), (2, 107662980), (3, 71775320), (4, 53831490), (5, 43065192), (6, 35887660), (8, 26915745), (10, 21532596), (12, 17943830), (15, 14355064), (20, 10766298), (24, 8971915), (30, 7177532), (40, 5383149), (60, 3588766), (71, 3032760), (120, 1794383), (127, 1695480), (142, 1516380), (199, 1082040), (213, 1010920), (254, 847740), (284, 758190), (355, 606552), (381, 565160), (398, 541020), (426, 505460), (508, 423870), (568, 379095), (597, 360680), (635, 339096), (710, 303276), (762, 282580), (796, 270510), (852, 252730), (995, 216408), (1016, 211935), (1065, 202184), (1194, 180340), (1270, 169548), (1420, 151638), (1524, 141290), (1592, 135255), (1704, 126365), (1905, 113032), (1990, 108204), (2130, 101092), (2388, 90170), (2540, 84774), (2840, 75819), (2985, 72136), (3048, 70645), (3810, 56516), (3980, 54102), (4260, 50546), (4776, 45085), (5080, 42387), (5970, 36068), (7620, 28258), (7960, 27051), (8520, 25273), (9017, 23880), (11940, 18034), (14129, 15240)]