349402240

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1601}}^1$

素因数の和:1662

約数の個数: 128

約数和(自身を含む): 941207040

約数和(自身を除く): 591804800

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, 1601, 1705, 1760, 1984, 2480, 2728, 3202, 3410, 3520, 3968, 4960, 5456, 6404, 6820, 7040, 8005, 9920, 10912, 12808, 13640, 16010, 17611, 19840, 21824, 25616, 27280, 32020, 35222, 43648, 49631, 51232, 54560, 64040, 70444, 88055, 99262, 102464, 109120, 128080, 140888, 176110, 198524, 204928, 218240, 248155, 256160, 281776, 352220, 397048, 496310, 512320, 545941, 563552, 704440, 794096, 992620, 1024640, 1091882, 1127104, 1408880, 1588192, 1985240, 2183764, 2254208, 2729705, 2817760, 3176384, 3970480, 4367528, 5459410, 5635520, 6352768, 7940960, 8735056, 10918820, 11271040, 15881920, 17470112, 21837640, 31763840, 34940224, 43675280, 69880448, 87350560, 174701120, 349402240]

約数ペア:

[(1, 349402240), (2, 174701120), (4, 87350560), (5, 69880448), (8, 43675280), (10, 34940224), (11, 31763840), (16, 21837640), (20, 17470112), (22, 15881920), (31, 11271040), (32, 10918820), (40, 8735056), (44, 7940960), (55, 6352768), (62, 5635520), (64, 5459410), (80, 4367528), (88, 3970480), (110, 3176384), (124, 2817760), (128, 2729705), (155, 2254208), (160, 2183764), (176, 1985240), (220, 1588192), (248, 1408880), (310, 1127104), (320, 1091882), (341, 1024640), (352, 992620), (440, 794096), (496, 704440), (620, 563552), (640, 545941), (682, 512320), (704, 496310), (880, 397048), (992, 352220), (1240, 281776), (1364, 256160), (1408, 248155), (1601, 218240), (1705, 204928), (1760, 198524), (1984, 176110), (2480, 140888), (2728, 128080), (3202, 109120), (3410, 102464), (3520, 99262), (3968, 88055), (4960, 70444), (5456, 64040), (6404, 54560), (6820, 51232), (7040, 49631), (8005, 43648), (9920, 35222), (10912, 32020), (12808, 27280), (13640, 25616), (16010, 21824), (17611, 19840)]