208962912

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:365

約数の個数: 192

約数和(自身を含む): 640120320

約数和(自身を除く): 431157408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 23, 24, 32, 34, 38, 46, 48, 51, 57, 68, 69, 76, 92, 96, 102, 114, 136, 138, 152, 184, 204, 228, 272, 276, 293, 304, 323, 368, 391, 408, 437, 456, 544, 552, 586, 608, 646, 736, 782, 816, 874, 879, 912, 969, 1104, 1172, 1173, 1292, 1311, 1564, 1632, 1748, 1758, 1824, 1938, 2208, 2344, 2346, 2584, 2622, 3128, 3496, 3516, 3876, 4688, 4692, 4981, 5168, 5244, 5567, 6256, 6739, 6992, 7032, 7429, 7752, 9376, 9384, 9962, 10336, 10488, 11134, 12512, 13478, 13984, 14064, 14858, 14943, 15504, 16701, 18768, 19924, 20217, 20976, 22268, 22287, 26956, 28128, 29716, 29886, 31008, 33402, 37536, 39848, 40434, 41952, 44536, 44574, 53912, 59432, 59772, 66804, 79696, 80868, 89072, 89148, 94639, 107824, 114563, 118864, 119544, 128041, 133608, 159392, 161736, 178144, 178296, 189278, 215648, 229126, 237728, 239088, 256082, 267216, 283917, 323472, 343689, 356592, 378556, 384123, 458252, 478176, 512164, 534432, 567834, 646944, 687378, 713184, 757112, 768246, 916504, 1024328, 1135668, 1374756, 1514224, 1536492, 1833008, 2048656, 2176697, 2271336, 2749512, 3028448, 3072984, 3666016, 4097312, 4353394, 4542672, 5499024, 6145968, 6530091, 8706788, 9085344, 10998048, 12291936, 13060182, 17413576, 26120364, 34827152, 52240728, 69654304, 104481456, 208962912]

約数ペア:

[(1, 208962912), (2, 104481456), (3, 69654304), (4, 52240728), (6, 34827152), (8, 26120364), (12, 17413576), (16, 13060182), (17, 12291936), (19, 10998048), (23, 9085344), (24, 8706788), (32, 6530091), (34, 6145968), (38, 5499024), (46, 4542672), (48, 4353394), (51, 4097312), (57, 3666016), (68, 3072984), (69, 3028448), (76, 2749512), (92, 2271336), (96, 2176697), (102, 2048656), (114, 1833008), (136, 1536492), (138, 1514224), (152, 1374756), (184, 1135668), (204, 1024328), (228, 916504), (272, 768246), (276, 757112), (293, 713184), (304, 687378), (323, 646944), (368, 567834), (391, 534432), (408, 512164), (437, 478176), (456, 458252), (544, 384123), (552, 378556), (586, 356592), (608, 343689), (646, 323472), (736, 283917), (782, 267216), (816, 256082), (874, 239088), (879, 237728), (912, 229126), (969, 215648), (1104, 189278), (1172, 178296), (1173, 178144), (1292, 161736), (1311, 159392), (1564, 133608), (1632, 128041), (1748, 119544), (1758, 118864), (1824, 114563), (1938, 107824), (2208, 94639), (2344, 89148), (2346, 89072), (2584, 80868), (2622, 79696), (3128, 66804), (3496, 59772), (3516, 59432), (3876, 53912), (4688, 44574), (4692, 44536), (4981, 41952), (5168, 40434), (5244, 39848), (5567, 37536), (6256, 33402), (6739, 31008), (6992, 29886), (7032, 29716), (7429, 28128), (7752, 26956), (9376, 22287), (9384, 22268), (9962, 20976), (10336, 20217), (10488, 19924), (11134, 18768), (12512, 16701), (13478, 15504), (13984, 14943), (14064, 14858)]