79778720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:227

約数の個数: 192

約数和(自身を含む): 238049280

約数和(自身を除く): 158270560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 23, 28, 32, 35, 38, 40, 46, 56, 70, 76, 80, 92, 95, 112, 115, 133, 140, 152, 160, 161, 163, 184, 190, 224, 230, 266, 280, 304, 322, 326, 368, 380, 437, 460, 532, 560, 608, 644, 652, 665, 736, 760, 805, 815, 874, 920, 1064, 1120, 1141, 1288, 1304, 1330, 1520, 1610, 1630, 1748, 1840, 2128, 2185, 2282, 2576, 2608, 2660, 3040, 3059, 3097, 3220, 3260, 3496, 3680, 3749, 4256, 4370, 4564, 5152, 5216, 5320, 5705, 6118, 6194, 6440, 6520, 6992, 7498, 8740, 9128, 10640, 11410, 12236, 12388, 12880, 13040, 13984, 14996, 15295, 15485, 17480, 18256, 18745, 21280, 21679, 22820, 24472, 24776, 25760, 26080, 26243, 29992, 30590, 30970, 34960, 36512, 37490, 43358, 45640, 48944, 49552, 52486, 59984, 61180, 61940, 69920, 71231, 74980, 86716, 91280, 97888, 99104, 104972, 108395, 119968, 122360, 123880, 131215, 142462, 149960, 173432, 182560, 209944, 216790, 244720, 247760, 262430, 284924, 299920, 346864, 356155, 419888, 433580, 489440, 495520, 498617, 524860, 569848, 599840, 693728, 712310, 839776, 867160, 997234, 1049720, 1139696, 1424620, 1734320, 1994468, 2099440, 2279392, 2493085, 2849240, 3468640, 3988936, 4198880, 4986170, 5698480, 7977872, 9972340, 11396960, 15955744, 19944680, 39889360, 79778720]

約数ペア:

[(1, 79778720), (2, 39889360), (4, 19944680), (5, 15955744), (7, 11396960), (8, 9972340), (10, 7977872), (14, 5698480), (16, 4986170), (19, 4198880), (20, 3988936), (23, 3468640), (28, 2849240), (32, 2493085), (35, 2279392), (38, 2099440), (40, 1994468), (46, 1734320), (56, 1424620), (70, 1139696), (76, 1049720), (80, 997234), (92, 867160), (95, 839776), (112, 712310), (115, 693728), (133, 599840), (140, 569848), (152, 524860), (160, 498617), (161, 495520), (163, 489440), (184, 433580), (190, 419888), (224, 356155), (230, 346864), (266, 299920), (280, 284924), (304, 262430), (322, 247760), (326, 244720), (368, 216790), (380, 209944), (437, 182560), (460, 173432), (532, 149960), (560, 142462), (608, 131215), (644, 123880), (652, 122360), (665, 119968), (736, 108395), (760, 104972), (805, 99104), (815, 97888), (874, 91280), (920, 86716), (1064, 74980), (1120, 71231), (1141, 69920), (1288, 61940), (1304, 61180), (1330, 59984), (1520, 52486), (1610, 49552), (1630, 48944), (1748, 45640), (1840, 43358), (2128, 37490), (2185, 36512), (2282, 34960), (2576, 30970), (2608, 30590), (2660, 29992), (3040, 26243), (3059, 26080), (3097, 25760), (3220, 24776), (3260, 24472), (3496, 22820), (3680, 21679), (3749, 21280), (4256, 18745), (4370, 18256), (4564, 17480), (5152, 15485), (5216, 15295), (5320, 14996), (5705, 13984), (6118, 13040), (6194, 12880), (6440, 12388), (6520, 12236), (6992, 11410), (7498, 10640), (8740, 9128)]