265280640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4457}}^1$

素因数の和:4510

約数の個数: 128

約数和(自身を含む): 873054720

約数和(自身を除く): 607774080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4457, 4960, 5952, 7440, 8914, 9920, 11904, 13371, 14880, 17828, 19840, 22285, 26742, 29760, 35656, 44570, 53484, 59520, 66855, 71312, 89140, 106968, 133710, 138167, 142624, 178280, 213936, 267420, 276334, 285248, 356560, 414501, 427872, 534840, 552668, 570496, 690835, 713120, 829002, 855744, 1069680, 1105336, 1381670, 1426240, 1658004, 1711488, 2072505, 2139360, 2210672, 2763340, 2852480, 3316008, 4145010, 4278720, 4421344, 5526680, 6632016, 8290020, 8557440, 8842688, 11053360, 13264032, 16580040, 17685376, 22106720, 26528064, 33160080, 44213440, 53056128, 66320160, 88426880, 132640320, 265280640]

約数ペア:

[(1, 265280640), (2, 132640320), (3, 88426880), (4, 66320160), (5, 53056128), (6, 44213440), (8, 33160080), (10, 26528064), (12, 22106720), (15, 17685376), (16, 16580040), (20, 13264032), (24, 11053360), (30, 8842688), (31, 8557440), (32, 8290020), (40, 6632016), (48, 5526680), (60, 4421344), (62, 4278720), (64, 4145010), (80, 3316008), (93, 2852480), (96, 2763340), (120, 2210672), (124, 2139360), (128, 2072505), (155, 1711488), (160, 1658004), (186, 1426240), (192, 1381670), (240, 1105336), (248, 1069680), (310, 855744), (320, 829002), (372, 713120), (384, 690835), (465, 570496), (480, 552668), (496, 534840), (620, 427872), (640, 414501), (744, 356560), (930, 285248), (960, 276334), (992, 267420), (1240, 213936), (1488, 178280), (1860, 142624), (1920, 138167), (1984, 133710), (2480, 106968), (2976, 89140), (3720, 71312), (3968, 66855), (4457, 59520), (4960, 53484), (5952, 44570), (7440, 35656), (8914, 29760), (9920, 26742), (11904, 22285), (13371, 19840), (14880, 17828)]