490428928

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^2$

素因数の和:166

約数の個数: 120

約数和(自身を含む): 1124678016

約数和(自身を除く): 634249088

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 53, 62, 64, 88, 106, 124, 128, 176, 212, 248, 256, 341, 352, 424, 496, 512, 583, 682, 704, 848, 992, 1166, 1364, 1408, 1643, 1696, 1984, 2332, 2728, 2809, 2816, 3286, 3392, 3968, 4664, 5456, 5618, 5632, 6572, 6784, 7936, 9328, 10912, 11236, 13144, 13568, 15872, 18073, 18656, 21824, 22472, 26288, 27136, 30899, 36146, 37312, 43648, 44944, 52576, 61798, 72292, 74624, 87079, 87296, 89888, 105152, 123596, 144584, 149248, 174158, 174592, 179776, 210304, 247192, 289168, 298496, 348316, 359552, 420608, 494384, 578336, 696632, 719104, 841216, 957869, 988768, 1156672, 1393264, 1438208, 1915738, 1977536, 2313344, 2786528, 3831476, 3955072, 4626688, 5573056, 7662952, 7910144, 9253376, 11146112, 15325904, 15820288, 22292224, 30651808, 44584448, 61303616, 122607232, 245214464, 490428928]

約数ペア:

[(1, 490428928), (2, 245214464), (4, 122607232), (8, 61303616), (11, 44584448), (16, 30651808), (22, 22292224), (31, 15820288), (32, 15325904), (44, 11146112), (53, 9253376), (62, 7910144), (64, 7662952), (88, 5573056), (106, 4626688), (124, 3955072), (128, 3831476), (176, 2786528), (212, 2313344), (248, 1977536), (256, 1915738), (341, 1438208), (352, 1393264), (424, 1156672), (496, 988768), (512, 957869), (583, 841216), (682, 719104), (704, 696632), (848, 578336), (992, 494384), (1166, 420608), (1364, 359552), (1408, 348316), (1643, 298496), (1696, 289168), (1984, 247192), (2332, 210304), (2728, 179776), (2809, 174592), (2816, 174158), (3286, 149248), (3392, 144584), (3968, 123596), (4664, 105152), (5456, 89888), (5618, 87296), (5632, 87079), (6572, 74624), (6784, 72292), (7936, 61798), (9328, 52576), (10912, 44944), (11236, 43648), (13144, 37312), (13568, 36146), (15872, 30899), (18073, 27136), (18656, 26288), (21824, 22472)]