215803280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1$

素因数の和:745

約数の個数: 160

約数和(自身を含む): 638316288

約数和(自身を除く): 422513008

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 53, 55, 56, 70, 77, 80, 88, 106, 110, 112, 140, 154, 176, 212, 220, 265, 280, 308, 371, 385, 424, 440, 530, 560, 583, 616, 661, 742, 770, 848, 880, 1060, 1166, 1232, 1322, 1484, 1540, 1855, 2120, 2332, 2644, 2915, 2968, 3080, 3305, 3710, 4081, 4240, 4627, 4664, 5288, 5830, 5936, 6160, 6610, 7271, 7420, 8162, 9254, 9328, 10576, 11660, 13220, 14542, 14840, 16324, 18508, 20405, 23135, 23320, 26440, 29084, 29680, 32648, 35033, 36355, 37016, 40810, 46270, 46640, 50897, 52880, 58168, 65296, 70066, 72710, 74032, 81620, 92540, 101794, 116336, 140132, 145420, 163240, 175165, 185080, 203588, 245231, 254485, 280264, 290840, 326480, 350330, 370160, 385363, 407176, 490462, 508970, 560528, 581680, 700660, 770726, 814352, 980924, 1017940, 1226155, 1401320, 1541452, 1926815, 1961848, 2035880, 2452310, 2697541, 2802640, 3082904, 3853630, 3923696, 4071760, 4904620, 5395082, 6165808, 7707260, 9809240, 10790164, 13487705, 15414520, 19618480, 21580328, 26975410, 30829040, 43160656, 53950820, 107901640, 215803280]

約数ペア:

[(1, 215803280), (2, 107901640), (4, 53950820), (5, 43160656), (7, 30829040), (8, 26975410), (10, 21580328), (11, 19618480), (14, 15414520), (16, 13487705), (20, 10790164), (22, 9809240), (28, 7707260), (35, 6165808), (40, 5395082), (44, 4904620), (53, 4071760), (55, 3923696), (56, 3853630), (70, 3082904), (77, 2802640), (80, 2697541), (88, 2452310), (106, 2035880), (110, 1961848), (112, 1926815), (140, 1541452), (154, 1401320), (176, 1226155), (212, 1017940), (220, 980924), (265, 814352), (280, 770726), (308, 700660), (371, 581680), (385, 560528), (424, 508970), (440, 490462), (530, 407176), (560, 385363), (583, 370160), (616, 350330), (661, 326480), (742, 290840), (770, 280264), (848, 254485), (880, 245231), (1060, 203588), (1166, 185080), (1232, 175165), (1322, 163240), (1484, 145420), (1540, 140132), (1855, 116336), (2120, 101794), (2332, 92540), (2644, 81620), (2915, 74032), (2968, 72710), (3080, 70066), (3305, 65296), (3710, 58168), (4081, 52880), (4240, 50897), (4627, 46640), (4664, 46270), (5288, 40810), (5830, 37016), (5936, 36355), (6160, 35033), (6610, 32648), (7271, 29680), (7420, 29084), (8162, 26440), (9254, 23320), (9328, 23135), (10576, 20405), (11660, 18508), (13220, 16324), (14542, 14840)]