381772160

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:225

約数の個数: 256

約数和(自身を含む): 1165639680

約数和(自身を除く): 783867520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 61, 64, 70, 77, 80, 88, 110, 112, 122, 127, 128, 140, 154, 160, 176, 220, 224, 244, 254, 280, 305, 308, 320, 352, 385, 427, 440, 448, 488, 508, 560, 610, 616, 635, 640, 671, 704, 770, 854, 880, 889, 896, 976, 1016, 1120, 1220, 1232, 1270, 1342, 1397, 1408, 1540, 1708, 1760, 1778, 1952, 2032, 2135, 2240, 2440, 2464, 2540, 2684, 2794, 3080, 3355, 3416, 3520, 3556, 3904, 4064, 4270, 4445, 4480, 4697, 4880, 4928, 5080, 5368, 5588, 6160, 6710, 6832, 6985, 7040, 7112, 7747, 7808, 8128, 8540, 8890, 9394, 9760, 9779, 9856, 10160, 10736, 11176, 12320, 13420, 13664, 13970, 14224, 15494, 16256, 17080, 17780, 18788, 19520, 19558, 20320, 21472, 22352, 23485, 24640, 26840, 27328, 27940, 28448, 30988, 34160, 35560, 37576, 38735, 39040, 39116, 40640, 42944, 44704, 46970, 48895, 49280, 53680, 54229, 54656, 55880, 56896, 61976, 68320, 71120, 75152, 77470, 78232, 81280, 85217, 85888, 89408, 93940, 97790, 107360, 108458, 111760, 113792, 123952, 136640, 142240, 150304, 154940, 156464, 170434, 178816, 187880, 195580, 214720, 216916, 223520, 247904, 271145, 273280, 284480, 300608, 309880, 312928, 340868, 375760, 391160, 426085, 429440, 433832, 447040, 495808, 542290, 568960, 596519, 601216, 619760, 625856, 681736, 751520, 782320, 852170, 867664, 894080, 991616, 1084580, 1193038, 1239520, 1251712, 1363472, 1503040, 1564640, 1704340, 1735328, 2169160, 2386076, 2479040, 2726944, 2982595, 3006080, 3129280, 3408680, 3470656, 4338320, 4772152, 4958080, 5453888, 5965190, 6258560, 6817360, 6941312, 8676640, 9544304, 10907776, 11930380, 13634720, 17353280, 19088608, 23860760, 27269440, 34706560, 38177216, 47721520, 54538880, 76354432, 95443040, 190886080, 381772160]

約数ペア:

[(1, 381772160), (2, 190886080), (4, 95443040), (5, 76354432), (7, 54538880), (8, 47721520), (10, 38177216), (11, 34706560), (14, 27269440), (16, 23860760), (20, 19088608), (22, 17353280), (28, 13634720), (32, 11930380), (35, 10907776), (40, 9544304), (44, 8676640), (55, 6941312), (56, 6817360), (61, 6258560), (64, 5965190), (70, 5453888), (77, 4958080), (80, 4772152), (88, 4338320), (110, 3470656), (112, 3408680), (122, 3129280), (127, 3006080), (128, 2982595), (140, 2726944), (154, 2479040), (160, 2386076), (176, 2169160), (220, 1735328), (224, 1704340), (244, 1564640), (254, 1503040), (280, 1363472), (305, 1251712), (308, 1239520), (320, 1193038), (352, 1084580), (385, 991616), (427, 894080), (440, 867664), (448, 852170), (488, 782320), (508, 751520), (560, 681736), (610, 625856), (616, 619760), (635, 601216), (640, 596519), (671, 568960), (704, 542290), (770, 495808), (854, 447040), (880, 433832), (889, 429440), (896, 426085), (976, 391160), (1016, 375760), (1120, 340868), (1220, 312928), (1232, 309880), (1270, 300608), (1342, 284480), (1397, 273280), (1408, 271145), (1540, 247904), (1708, 223520), (1760, 216916), (1778, 214720), (1952, 195580), (2032, 187880), (2135, 178816), (2240, 170434), (2440, 156464), (2464, 154940), (2540, 150304), (2684, 142240), (2794, 136640), (3080, 123952), (3355, 113792), (3416, 111760), (3520, 108458), (3556, 107360), (3904, 97790), (4064, 93940), (4270, 89408), (4445, 85888), (4480, 85217), (4697, 81280), (4880, 78232), (4928, 77470), (5080, 75152), (5368, 71120), (5588, 68320), (6160, 61976), (6710, 56896), (6832, 55880), (6985, 54656), (7040, 54229), (7112, 53680), (7747, 49280), (7808, 48895), (8128, 46970), (8540, 44704), (8890, 42944), (9394, 40640), (9760, 39116), (9779, 39040), (9856, 38735), (10160, 37576), (10736, 35560), (11176, 34160), (12320, 30988), (13420, 28448), (13664, 27940), (13970, 27328), (14224, 26840), (15494, 24640), (16256, 23485), (17080, 22352), (17780, 21472), (18788, 20320), (19520, 19558)]