248315520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{457}}^1$

素因数の和:762

約数の個数: 128

約数和(自身を含む): 796040640

約数和(自身を除く): 547725120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 283, 320, 384, 457, 480, 566, 640, 849, 914, 960, 1132, 1371, 1415, 1698, 1828, 1920, 2264, 2285, 2742, 2830, 3396, 3656, 4245, 4528, 4570, 5484, 5660, 6792, 6855, 7312, 8490, 9056, 9140, 10968, 11320, 13584, 13710, 14624, 16980, 18112, 18280, 21936, 22640, 27168, 27420, 29248, 33960, 36224, 36560, 43872, 45280, 54336, 54840, 58496, 67920, 73120, 87744, 90560, 108672, 109680, 129331, 135840, 146240, 175488, 181120, 219360, 258662, 271680, 292480, 387993, 438720, 517324, 543360, 646655, 775986, 877440, 1034648, 1293310, 1551972, 1939965, 2069296, 2586620, 3103944, 3879930, 4138592, 5173240, 6207888, 7759860, 8277184, 10346480, 12415776, 15519720, 16554368, 20692960, 24831552, 31039440, 41385920, 49663104, 62078880, 82771840, 124157760, 248315520]

約数ペア:

[(1, 248315520), (2, 124157760), (3, 82771840), (4, 62078880), (5, 49663104), (6, 41385920), (8, 31039440), (10, 24831552), (12, 20692960), (15, 16554368), (16, 15519720), (20, 12415776), (24, 10346480), (30, 8277184), (32, 7759860), (40, 6207888), (48, 5173240), (60, 4138592), (64, 3879930), (80, 3103944), (96, 2586620), (120, 2069296), (128, 1939965), (160, 1551972), (192, 1293310), (240, 1034648), (283, 877440), (320, 775986), (384, 646655), (457, 543360), (480, 517324), (566, 438720), (640, 387993), (849, 292480), (914, 271680), (960, 258662), (1132, 219360), (1371, 181120), (1415, 175488), (1698, 146240), (1828, 135840), (1920, 129331), (2264, 109680), (2285, 108672), (2742, 90560), (2830, 87744), (3396, 73120), (3656, 67920), (4245, 58496), (4528, 54840), (4570, 54336), (5484, 45280), (5660, 43872), (6792, 36560), (6855, 36224), (7312, 33960), (8490, 29248), (9056, 27420), (9140, 27168), (10968, 22640), (11320, 21936), (13584, 18280), (13710, 18112), (14624, 16980)]