1244622720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:1965

約数の個数: 256

約数和(自身を含む): 4469852160

約数和(自身を除く): 3225229440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 64, 66, 80, 88, 93, 96, 110, 120, 124, 128, 132, 155, 160, 165, 176, 186, 192, 220, 240, 248, 264, 310, 320, 330, 341, 352, 372, 384, 440, 465, 480, 496, 528, 620, 640, 660, 682, 704, 744, 880, 930, 960, 992, 1023, 1056, 1240, 1320, 1364, 1408, 1488, 1705, 1760, 1860, 1901, 1920, 1984, 2046, 2112, 2480, 2640, 2728, 2976, 3410, 3520, 3720, 3802, 3968, 4092, 4224, 4960, 5115, 5280, 5456, 5703, 5952, 6820, 7040, 7440, 7604, 8184, 9505, 9920, 10230, 10560, 10912, 11406, 11904, 13640, 14880, 15208, 16368, 19010, 19840, 20460, 20911, 21120, 21824, 22812, 27280, 28515, 29760, 30416, 32736, 38020, 40920, 41822, 43648, 45624, 54560, 57030, 58931, 59520, 60832, 62733, 65472, 76040, 81840, 83644, 91248, 104555, 109120, 114060, 117862, 121664, 125466, 130944, 152080, 163680, 167288, 176793, 182496, 209110, 218240, 228120, 235724, 243328, 250932, 294655, 304160, 313665, 327360, 334576, 353586, 364992, 418220, 456240, 471448, 501864, 589310, 608320, 627330, 648241, 654720, 669152, 707172, 729984, 836440, 883965, 912480, 942896, 1003728, 1178620, 1216640, 1254660, 1296482, 1338304, 1414344, 1672880, 1767930, 1824960, 1885792, 1944723, 2007456, 2357240, 2509320, 2592964, 2676608, 2828688, 3241205, 3345760, 3535860, 3649920, 3771584, 3889446, 4014912, 4714480, 5018640, 5185928, 5657376, 6482410, 6691520, 7071720, 7543168, 7778892, 8029824, 9428960, 9723615, 10037280, 10371856, 11314752, 12964820, 13383040, 14143440, 15557784, 18857920, 19447230, 20074560, 20743712, 22629504, 25929640, 28286880, 31115568, 37715840, 38894460, 40149120, 41487424, 51859280, 56573760, 62231136, 77788920, 82974848, 103718560, 113147520, 124462272, 155577840, 207437120, 248924544, 311155680, 414874240, 622311360, 1244622720]

約数ペア:

[(1, 1244622720), (2, 622311360), (3, 414874240), (4, 311155680), (5, 248924544), (6, 207437120), (8, 155577840), (10, 124462272), (11, 113147520), (12, 103718560), (15, 82974848), (16, 77788920), (20, 62231136), (22, 56573760), (24, 51859280), (30, 41487424), (31, 40149120), (32, 38894460), (33, 37715840), (40, 31115568), (44, 28286880), (48, 25929640), (55, 22629504), (60, 20743712), (62, 20074560), (64, 19447230), (66, 18857920), (80, 15557784), (88, 14143440), (93, 13383040), (96, 12964820), (110, 11314752), (120, 10371856), (124, 10037280), (128, 9723615), (132, 9428960), (155, 8029824), (160, 7778892), (165, 7543168), (176, 7071720), (186, 6691520), (192, 6482410), (220, 5657376), (240, 5185928), (248, 5018640), (264, 4714480), (310, 4014912), (320, 3889446), (330, 3771584), (341, 3649920), (352, 3535860), (372, 3345760), (384, 3241205), (440, 2828688), (465, 2676608), (480, 2592964), (496, 2509320), (528, 2357240), (620, 2007456), (640, 1944723), (660, 1885792), (682, 1824960), (704, 1767930), (744, 1672880), (880, 1414344), (930, 1338304), (960, 1296482), (992, 1254660), (1023, 1216640), (1056, 1178620), (1240, 1003728), (1320, 942896), (1364, 912480), (1408, 883965), (1488, 836440), (1705, 729984), (1760, 707172), (1860, 669152), (1901, 654720), (1920, 648241), (1984, 627330), (2046, 608320), (2112, 589310), (2480, 501864), (2640, 471448), (2728, 456240), (2976, 418220), (3410, 364992), (3520, 353586), (3720, 334576), (3802, 327360), (3968, 313665), (4092, 304160), (4224, 294655), (4960, 250932), (5115, 243328), (5280, 235724), (5456, 228120), (5703, 218240), (5952, 209110), (6820, 182496), (7040, 176793), (7440, 167288), (7604, 163680), (8184, 152080), (9505, 130944), (9920, 125466), (10230, 121664), (10560, 117862), (10912, 114060), (11406, 109120), (11904, 104555), (13640, 91248), (14880, 83644), (15208, 81840), (16368, 76040), (19010, 65472), (19840, 62733), (20460, 60832), (20911, 59520), (21120, 58931), (21824, 57030), (22812, 54560), (27280, 45624), (28515, 43648), (29760, 41822), (30416, 40920), (32736, 38020)]