323213440

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1481}}^1$

素因数の和:1542

約数の個数: 128

約数和(自身を含む): 870704640

約数和(自身を除く): 547491200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 310, 320, 341, 352, 440, 496, 620, 640, 682, 704, 880, 992, 1240, 1364, 1408, 1481, 1705, 1760, 1984, 2480, 2728, 2962, 3410, 3520, 3968, 4960, 5456, 5924, 6820, 7040, 7405, 9920, 10912, 11848, 13640, 14810, 16291, 19840, 21824, 23696, 27280, 29620, 32582, 43648, 45911, 47392, 54560, 59240, 65164, 81455, 91822, 94784, 109120, 118480, 130328, 162910, 183644, 189568, 218240, 229555, 236960, 260656, 325820, 367288, 459110, 473920, 505021, 521312, 651640, 734576, 918220, 947840, 1010042, 1042624, 1303280, 1469152, 1836440, 2020084, 2085248, 2525105, 2606560, 2938304, 3672880, 4040168, 5050210, 5213120, 5876608, 7345760, 8080336, 10100420, 10426240, 14691520, 16160672, 20200840, 29383040, 32321344, 40401680, 64642688, 80803360, 161606720, 323213440]

約数ペア:

[(1, 323213440), (2, 161606720), (4, 80803360), (5, 64642688), (8, 40401680), (10, 32321344), (11, 29383040), (16, 20200840), (20, 16160672), (22, 14691520), (31, 10426240), (32, 10100420), (40, 8080336), (44, 7345760), (55, 5876608), (62, 5213120), (64, 5050210), (80, 4040168), (88, 3672880), (110, 2938304), (124, 2606560), (128, 2525105), (155, 2085248), (160, 2020084), (176, 1836440), (220, 1469152), (248, 1303280), (310, 1042624), (320, 1010042), (341, 947840), (352, 918220), (440, 734576), (496, 651640), (620, 521312), (640, 505021), (682, 473920), (704, 459110), (880, 367288), (992, 325820), (1240, 260656), (1364, 236960), (1408, 229555), (1481, 218240), (1705, 189568), (1760, 183644), (1984, 162910), (2480, 130328), (2728, 118480), (2962, 109120), (3410, 94784), (3520, 91822), (3968, 81455), (4960, 65164), (5456, 59240), (5924, 54560), (6820, 47392), (7040, 45911), (7405, 43648), (9920, 32582), (10912, 29620), (11848, 27280), (13640, 23696), (14810, 21824), (16291, 19840)]