399160960

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{59}}^1$

素因数の和:151

約数の個数: 192

約数和(自身を含む): 1093888800

約数和(自身を除く): 694727840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 59, 62, 64, 80, 88, 110, 118, 124, 128, 155, 160, 176, 220, 236, 248, 295, 310, 320, 341, 352, 440, 472, 496, 590, 620, 640, 649, 682, 704, 880, 944, 961, 992, 1180, 1240, 1298, 1364, 1408, 1705, 1760, 1829, 1888, 1922, 1984, 2360, 2480, 2596, 2728, 3245, 3410, 3520, 3658, 3776, 3844, 3968, 4720, 4805, 4960, 5192, 5456, 6490, 6820, 7040, 7316, 7552, 7688, 9145, 9440, 9610, 9920, 10384, 10571, 10912, 12980, 13640, 14632, 15376, 18290, 18880, 19220, 19840, 20119, 20768, 21142, 21824, 25960, 27280, 29264, 30752, 36580, 37760, 38440, 40238, 41536, 42284, 43648, 51920, 52855, 54560, 56699, 58528, 61504, 73160, 76880, 80476, 83072, 84568, 100595, 103840, 105710, 109120, 113398, 117056, 123008, 146320, 153760, 160952, 169136, 201190, 207680, 211420, 218240, 226796, 234112, 283495, 292640, 307520, 321904, 338272, 402380, 415360, 422840, 453592, 566990, 585280, 615040, 623689, 643808, 676544, 804760, 845680, 907184, 1133980, 1170560, 1247378, 1287616, 1353088, 1609520, 1691360, 1814368, 2267960, 2494756, 2575232, 3118445, 3219040, 3382720, 3628736, 4535920, 4989512, 6236890, 6438080, 6765440, 7257472, 9071840, 9979024, 12473780, 12876160, 18143680, 19958048, 24947560, 36287360, 39916096, 49895120, 79832192, 99790240, 199580480, 399160960]

約数ペア:

[(1, 399160960), (2, 199580480), (4, 99790240), (5, 79832192), (8, 49895120), (10, 39916096), (11, 36287360), (16, 24947560), (20, 19958048), (22, 18143680), (31, 12876160), (32, 12473780), (40, 9979024), (44, 9071840), (55, 7257472), (59, 6765440), (62, 6438080), (64, 6236890), (80, 4989512), (88, 4535920), (110, 3628736), (118, 3382720), (124, 3219040), (128, 3118445), (155, 2575232), (160, 2494756), (176, 2267960), (220, 1814368), (236, 1691360), (248, 1609520), (295, 1353088), (310, 1287616), (320, 1247378), (341, 1170560), (352, 1133980), (440, 907184), (472, 845680), (496, 804760), (590, 676544), (620, 643808), (640, 623689), (649, 615040), (682, 585280), (704, 566990), (880, 453592), (944, 422840), (961, 415360), (992, 402380), (1180, 338272), (1240, 321904), (1298, 307520), (1364, 292640), (1408, 283495), (1705, 234112), (1760, 226796), (1829, 218240), (1888, 211420), (1922, 207680), (1984, 201190), (2360, 169136), (2480, 160952), (2596, 153760), (2728, 146320), (3245, 123008), (3410, 117056), (3520, 113398), (3658, 109120), (3776, 105710), (3844, 103840), (3968, 100595), (4720, 84568), (4805, 83072), (4960, 80476), (5192, 76880), (5456, 73160), (6490, 61504), (6820, 58528), (7040, 56699), (7316, 54560), (7552, 52855), (7688, 51920), (9145, 43648), (9440, 42284), (9610, 41536), (9920, 40238), (10384, 38440), (10571, 37760), (10912, 36580), (12980, 30752), (13640, 29264), (14632, 27280), (15376, 25960), (18290, 21824), (18880, 21142), (19220, 20768), (19840, 20119)]