155886720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{61}}^1$

素因数の和:116

約数の個数: 256

約数和(自身を含む): 555500160

約数和(自身を除く): 399613440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 61, 64, 66, 80, 88, 96, 110, 120, 121, 122, 128, 132, 160, 165, 176, 183, 192, 220, 240, 242, 244, 264, 305, 320, 330, 352, 363, 366, 384, 440, 480, 484, 488, 528, 605, 610, 640, 660, 671, 704, 726, 732, 880, 915, 960, 968, 976, 1056, 1210, 1220, 1320, 1331, 1342, 1408, 1452, 1464, 1760, 1815, 1830, 1920, 1936, 1952, 2013, 2112, 2420, 2440, 2640, 2662, 2684, 2904, 2928, 3355, 3520, 3630, 3660, 3872, 3904, 3993, 4026, 4224, 4840, 4880, 5280, 5324, 5368, 5808, 5856, 6655, 6710, 7040, 7260, 7320, 7381, 7744, 7808, 7986, 8052, 9680, 9760, 10065, 10560, 10648, 10736, 11616, 11712, 13310, 13420, 14520, 14640, 14762, 15488, 15972, 16104, 19360, 19520, 19965, 20130, 21120, 21296, 21472, 22143, 23232, 23424, 26620, 26840, 29040, 29280, 29524, 31944, 32208, 36905, 38720, 39040, 39930, 40260, 42592, 42944, 44286, 46464, 53240, 53680, 58080, 58560, 59048, 63888, 64416, 73810, 77440, 79860, 80520, 81191, 85184, 85888, 88572, 106480, 107360, 110715, 116160, 117120, 118096, 127776, 128832, 147620, 159720, 161040, 162382, 170368, 177144, 212960, 214720, 221430, 232320, 236192, 243573, 255552, 257664, 295240, 319440, 322080, 324764, 354288, 405955, 425920, 429440, 442860, 472384, 487146, 511104, 590480, 638880, 644160, 649528, 708576, 811910, 851840, 885720, 944768, 974292, 1180960, 1217865, 1277760, 1288320, 1299056, 1417152, 1623820, 1771440, 1948584, 2361920, 2435730, 2555520, 2598112, 2834304, 3247640, 3542880, 3897168, 4723840, 4871460, 5196224, 6495280, 7085760, 7794336, 9742920, 10392448, 12990560, 14171520, 15588672, 19485840, 25981120, 31177344, 38971680, 51962240, 77943360, 155886720]

約数ペア:

[(1, 155886720), (2, 77943360), (3, 51962240), (4, 38971680), (5, 31177344), (6, 25981120), (8, 19485840), (10, 15588672), (11, 14171520), (12, 12990560), (15, 10392448), (16, 9742920), (20, 7794336), (22, 7085760), (24, 6495280), (30, 5196224), (32, 4871460), (33, 4723840), (40, 3897168), (44, 3542880), (48, 3247640), (55, 2834304), (60, 2598112), (61, 2555520), (64, 2435730), (66, 2361920), (80, 1948584), (88, 1771440), (96, 1623820), (110, 1417152), (120, 1299056), (121, 1288320), (122, 1277760), (128, 1217865), (132, 1180960), (160, 974292), (165, 944768), (176, 885720), (183, 851840), (192, 811910), (220, 708576), (240, 649528), (242, 644160), (244, 638880), (264, 590480), (305, 511104), (320, 487146), (330, 472384), (352, 442860), (363, 429440), (366, 425920), (384, 405955), (440, 354288), (480, 324764), (484, 322080), (488, 319440), (528, 295240), (605, 257664), (610, 255552), (640, 243573), (660, 236192), (671, 232320), (704, 221430), (726, 214720), (732, 212960), (880, 177144), (915, 170368), (960, 162382), (968, 161040), (976, 159720), (1056, 147620), (1210, 128832), (1220, 127776), (1320, 118096), (1331, 117120), (1342, 116160), (1408, 110715), (1452, 107360), (1464, 106480), (1760, 88572), (1815, 85888), (1830, 85184), (1920, 81191), (1936, 80520), (1952, 79860), (2013, 77440), (2112, 73810), (2420, 64416), (2440, 63888), (2640, 59048), (2662, 58560), (2684, 58080), (2904, 53680), (2928, 53240), (3355, 46464), (3520, 44286), (3630, 42944), (3660, 42592), (3872, 40260), (3904, 39930), (3993, 39040), (4026, 38720), (4224, 36905), (4840, 32208), (4880, 31944), (5280, 29524), (5324, 29280), (5368, 29040), (5808, 26840), (5856, 26620), (6655, 23424), (6710, 23232), (7040, 22143), (7260, 21472), (7320, 21296), (7381, 21120), (7744, 20130), (7808, 19965), (7986, 19520), (8052, 19360), (9680, 16104), (9760, 15972), (10065, 15488), (10560, 14762), (10648, 14640), (10736, 14520), (11616, 13420), (11712, 13310)]