404122880

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:141

約数の個数: 288

約数和(自身を含む): 1207954944

約数和(自身を除く): 803832064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 37, 40, 46, 53, 56, 64, 70, 74, 80, 92, 106, 112, 115, 128, 140, 148, 160, 161, 184, 185, 212, 224, 230, 256, 259, 265, 280, 296, 320, 322, 368, 370, 371, 424, 448, 460, 518, 530, 560, 592, 640, 644, 736, 740, 742, 805, 848, 851, 896, 920, 1036, 1060, 1120, 1184, 1219, 1280, 1288, 1295, 1472, 1480, 1484, 1610, 1696, 1702, 1792, 1840, 1855, 1961, 2072, 2120, 2240, 2368, 2438, 2576, 2590, 2944, 2960, 2968, 3220, 3392, 3404, 3680, 3710, 3922, 4144, 4240, 4255, 4480, 4736, 4876, 5152, 5180, 5888, 5920, 5936, 5957, 6095, 6440, 6784, 6808, 7360, 7420, 7844, 8288, 8480, 8510, 8533, 8960, 9472, 9752, 9805, 10304, 10360, 11840, 11872, 11914, 12190, 12880, 13568, 13616, 13727, 14720, 14840, 15688, 16576, 16960, 17020, 17066, 19504, 19610, 20608, 20720, 23680, 23744, 23828, 24380, 25760, 27232, 27454, 29440, 29680, 29785, 31376, 33152, 33920, 34040, 34132, 39008, 39220, 41216, 41440, 42665, 45103, 47360, 47488, 47656, 48760, 51520, 54464, 54908, 59360, 59570, 62752, 66304, 67840, 68080, 68264, 68635, 78016, 78440, 82880, 85330, 90206, 94976, 95312, 97520, 103040, 108928, 109816, 118720, 119140, 125504, 136160, 136528, 137270, 156032, 156880, 165760, 170660, 180412, 190624, 195040, 206080, 217856, 219632, 225515, 237440, 238280, 251008, 272320, 273056, 274540, 312064, 313760, 315721, 331520, 341320, 360824, 381248, 390080, 439264, 451030, 474880, 476560, 502016, 544640, 546112, 549080, 627520, 631442, 682640, 721648, 762496, 780160, 878528, 902060, 953120, 1089280, 1092224, 1098160, 1255040, 1262884, 1365280, 1443296, 1524992, 1560320, 1578605, 1757056, 1804120, 1906240, 2184448, 2196320, 2510080, 2525768, 2730560, 2886592, 3157210, 3514112, 3608240, 3812480, 4392640, 5051536, 5461120, 5773184, 6314420, 7216480, 7624960, 8785280, 10103072, 10922240, 11546368, 12628840, 14432960, 17570560, 20206144, 25257680, 28865920, 40412288, 50515360, 57731840, 80824576, 101030720, 202061440, 404122880]

約数ペア:

[(1, 404122880), (2, 202061440), (4, 101030720), (5, 80824576), (7, 57731840), (8, 50515360), (10, 40412288), (14, 28865920), (16, 25257680), (20, 20206144), (23, 17570560), (28, 14432960), (32, 12628840), (35, 11546368), (37, 10922240), (40, 10103072), (46, 8785280), (53, 7624960), (56, 7216480), (64, 6314420), (70, 5773184), (74, 5461120), (80, 5051536), (92, 4392640), (106, 3812480), (112, 3608240), (115, 3514112), (128, 3157210), (140, 2886592), (148, 2730560), (160, 2525768), (161, 2510080), (184, 2196320), (185, 2184448), (212, 1906240), (224, 1804120), (230, 1757056), (256, 1578605), (259, 1560320), (265, 1524992), (280, 1443296), (296, 1365280), (320, 1262884), (322, 1255040), (368, 1098160), (370, 1092224), (371, 1089280), (424, 953120), (448, 902060), (460, 878528), (518, 780160), (530, 762496), (560, 721648), (592, 682640), (640, 631442), (644, 627520), (736, 549080), (740, 546112), (742, 544640), (805, 502016), (848, 476560), (851, 474880), (896, 451030), (920, 439264), (1036, 390080), (1060, 381248), (1120, 360824), (1184, 341320), (1219, 331520), (1280, 315721), (1288, 313760), (1295, 312064), (1472, 274540), (1480, 273056), (1484, 272320), (1610, 251008), (1696, 238280), (1702, 237440), (1792, 225515), (1840, 219632), (1855, 217856), (1961, 206080), (2072, 195040), (2120, 190624), (2240, 180412), (2368, 170660), (2438, 165760), (2576, 156880), (2590, 156032), (2944, 137270), (2960, 136528), (2968, 136160), (3220, 125504), (3392, 119140), (3404, 118720), (3680, 109816), (3710, 108928), (3922, 103040), (4144, 97520), (4240, 95312), (4255, 94976), (4480, 90206), (4736, 85330), (4876, 82880), (5152, 78440), (5180, 78016), (5888, 68635), (5920, 68264), (5936, 68080), (5957, 67840), (6095, 66304), (6440, 62752), (6784, 59570), (6808, 59360), (7360, 54908), (7420, 54464), (7844, 51520), (8288, 48760), (8480, 47656), (8510, 47488), (8533, 47360), (8960, 45103), (9472, 42665), (9752, 41440), (9805, 41216), (10304, 39220), (10360, 39008), (11840, 34132), (11872, 34040), (11914, 33920), (12190, 33152), (12880, 31376), (13568, 29785), (13616, 29680), (13727, 29440), (14720, 27454), (14840, 27232), (15688, 25760), (16576, 24380), (16960, 23828), (17020, 23744), (17066, 23680), (19504, 20720), (19610, 20608)]