309217920

素因数分解:

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

素因数の和:77

約数の個数: 192

約数和(自身を含む): 1084194720

約数和(自身を除く): 774976800

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, 64, 66, 80, 88, 96, 110, 120, 121, 128, 132, 160, 165, 176, 192, 220, 240, 242, 264, 320, 330, 352, 363, 384, 440, 480, 484, 528, 605, 640, 660, 704, 726, 880, 960, 968, 1056, 1210, 1320, 1331, 1408, 1452, 1760, 1815, 1920, 1936, 2112, 2420, 2640, 2662, 2904, 3520, 3630, 3872, 3993, 4224, 4840, 5280, 5324, 5808, 6655, 7040, 7260, 7744, 7986, 9680, 10560, 10648, 11616, 13310, 14520, 14641, 15488, 15972, 19360, 19965, 21120, 21296, 23232, 26620, 29040, 29282, 31944, 38720, 39930, 42592, 43923, 46464, 53240, 58080, 58564, 63888, 73205, 77440, 79860, 85184, 87846, 106480, 116160, 117128, 127776, 146410, 159720, 161051, 170368, 175692, 212960, 219615, 232320, 234256, 255552, 292820, 319440, 322102, 351384, 425920, 439230, 468512, 483153, 511104, 585640, 638880, 644204, 702768, 805255, 851840, 878460, 937024, 966306, 1171280, 1277760, 1288408, 1405536, 1610510, 1756920, 1874048, 1932612, 2342560, 2415765, 2555520, 2576816, 2811072, 3221020, 3513840, 3865224, 4685120, 4831530, 5153632, 5622144, 6442040, 7027680, 7730448, 9370240, 9663060, 10307264, 12884080, 14055360, 15460896, 19326120, 20614528, 25768160, 28110720, 30921792, 38652240, 51536320, 61843584, 77304480, 103072640, 154608960, 309217920]

約数ペア:

[(1, 309217920), (2, 154608960), (3, 103072640), (4, 77304480), (5, 61843584), (6, 51536320), (8, 38652240), (10, 30921792), (11, 28110720), (12, 25768160), (15, 20614528), (16, 19326120), (20, 15460896), (22, 14055360), (24, 12884080), (30, 10307264), (32, 9663060), (33, 9370240), (40, 7730448), (44, 7027680), (48, 6442040), (55, 5622144), (60, 5153632), (64, 4831530), (66, 4685120), (80, 3865224), (88, 3513840), (96, 3221020), (110, 2811072), (120, 2576816), (121, 2555520), (128, 2415765), (132, 2342560), (160, 1932612), (165, 1874048), (176, 1756920), (192, 1610510), (220, 1405536), (240, 1288408), (242, 1277760), (264, 1171280), (320, 966306), (330, 937024), (352, 878460), (363, 851840), (384, 805255), (440, 702768), (480, 644204), (484, 638880), (528, 585640), (605, 511104), (640, 483153), (660, 468512), (704, 439230), (726, 425920), (880, 351384), (960, 322102), (968, 319440), (1056, 292820), (1210, 255552), (1320, 234256), (1331, 232320), (1408, 219615), (1452, 212960), (1760, 175692), (1815, 170368), (1920, 161051), (1936, 159720), (2112, 146410), (2420, 127776), (2640, 117128), (2662, 116160), (2904, 106480), (3520, 87846), (3630, 85184), (3872, 79860), (3993, 77440), (4224, 73205), (4840, 63888), (5280, 58564), (5324, 58080), (5808, 53240), (6655, 46464), (7040, 43923), (7260, 42592), (7744, 39930), (7986, 38720), (9680, 31944), (10560, 29282), (10648, 29040), (11616, 26620), (13310, 23232), (14520, 21296), (14641, 21120), (15488, 19965), (15972, 19360)]