1912218880

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:413

約数の個数: 288

約数和(自身を含む): 5571191808

約数和(自身を除く): 3658972928

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 32, 40, 44, 52, 55, 62, 64, 65, 80, 88, 104, 110, 124, 128, 130, 143, 155, 160, 176, 208, 220, 248, 256, 260, 286, 310, 320, 337, 341, 352, 403, 416, 440, 496, 520, 572, 620, 640, 674, 682, 704, 715, 806, 832, 880, 992, 1040, 1144, 1240, 1280, 1348, 1364, 1408, 1430, 1612, 1664, 1685, 1705, 1760, 1984, 2015, 2080, 2288, 2480, 2696, 2728, 2816, 2860, 3224, 3328, 3370, 3410, 3520, 3707, 3968, 4030, 4160, 4381, 4433, 4576, 4960, 5392, 5456, 5720, 6448, 6740, 6820, 7040, 7414, 7936, 8060, 8320, 8762, 8866, 9152, 9920, 10447, 10784, 10912, 11440, 12896, 13480, 13640, 14080, 14828, 16120, 16640, 17524, 17732, 18304, 18535, 19840, 20894, 21568, 21824, 21905, 22165, 22880, 25792, 26960, 27280, 29656, 32240, 35048, 35464, 36608, 37070, 39680, 41788, 43136, 43648, 43810, 44330, 45760, 48191, 51584, 52235, 53920, 54560, 59312, 64480, 70096, 70928, 74140, 83576, 86272, 87296, 87620, 88660, 91520, 96382, 103168, 104470, 107840, 109120, 114917, 118624, 128960, 135811, 140192, 141856, 148280, 167152, 175240, 177320, 183040, 192764, 208940, 215680, 218240, 229834, 237248, 240955, 257920, 271622, 280384, 283712, 296560, 334304, 350480, 354640, 385528, 417880, 431360, 436480, 459668, 474496, 481910, 515840, 543244, 560768, 567424, 574585, 593120, 668608, 679055, 700960, 709280, 771056, 835760, 919336, 948992, 963820, 1086488, 1121536, 1134848, 1149170, 1186240, 1337216, 1358110, 1401920, 1418560, 1493921, 1542112, 1671520, 1838672, 1927640, 2172976, 2298340, 2372480, 2674432, 2716220, 2803840, 2837120, 2987842, 3084224, 3343040, 3677344, 3855280, 4345952, 4596680, 4744960, 5432440, 5607680, 5674240, 5975684, 6168448, 6686080, 7354688, 7469605, 7710560, 8691904, 9193360, 10864880, 11951368, 12336896, 13372160, 14709376, 14939210, 15421120, 17383808, 18386720, 21729760, 23902736, 29418752, 29878420, 30842240, 34767616, 36773440, 43459520, 47805472, 59756840, 61684480, 73546880, 86919040, 95610944, 119513680, 147093760, 173838080, 191221888, 239027360, 382443776, 478054720, 956109440, 1912218880]

約数ペア:

[(1, 1912218880), (2, 956109440), (4, 478054720), (5, 382443776), (8, 239027360), (10, 191221888), (11, 173838080), (13, 147093760), (16, 119513680), (20, 95610944), (22, 86919040), (26, 73546880), (31, 61684480), (32, 59756840), (40, 47805472), (44, 43459520), (52, 36773440), (55, 34767616), (62, 30842240), (64, 29878420), (65, 29418752), (80, 23902736), (88, 21729760), (104, 18386720), (110, 17383808), (124, 15421120), (128, 14939210), (130, 14709376), (143, 13372160), (155, 12336896), (160, 11951368), (176, 10864880), (208, 9193360), (220, 8691904), (248, 7710560), (256, 7469605), (260, 7354688), (286, 6686080), (310, 6168448), (320, 5975684), (337, 5674240), (341, 5607680), (352, 5432440), (403, 4744960), (416, 4596680), (440, 4345952), (496, 3855280), (520, 3677344), (572, 3343040), (620, 3084224), (640, 2987842), (674, 2837120), (682, 2803840), (704, 2716220), (715, 2674432), (806, 2372480), (832, 2298340), (880, 2172976), (992, 1927640), (1040, 1838672), (1144, 1671520), (1240, 1542112), (1280, 1493921), (1348, 1418560), (1364, 1401920), (1408, 1358110), (1430, 1337216), (1612, 1186240), (1664, 1149170), (1685, 1134848), (1705, 1121536), (1760, 1086488), (1984, 963820), (2015, 948992), (2080, 919336), (2288, 835760), (2480, 771056), (2696, 709280), (2728, 700960), (2816, 679055), (2860, 668608), (3224, 593120), (3328, 574585), (3370, 567424), (3410, 560768), (3520, 543244), (3707, 515840), (3968, 481910), (4030, 474496), (4160, 459668), (4381, 436480), (4433, 431360), (4576, 417880), (4960, 385528), (5392, 354640), (5456, 350480), (5720, 334304), (6448, 296560), (6740, 283712), (6820, 280384), (7040, 271622), (7414, 257920), (7936, 240955), (8060, 237248), (8320, 229834), (8762, 218240), (8866, 215680), (9152, 208940), (9920, 192764), (10447, 183040), (10784, 177320), (10912, 175240), (11440, 167152), (12896, 148280), (13480, 141856), (13640, 140192), (14080, 135811), (14828, 128960), (16120, 118624), (16640, 114917), (17524, 109120), (17732, 107840), (18304, 104470), (18535, 103168), (19840, 96382), (20894, 91520), (21568, 88660), (21824, 87620), (21905, 87296), (22165, 86272), (22880, 83576), (25792, 74140), (26960, 70928), (27280, 70096), (29656, 64480), (32240, 59312), (35048, 54560), (35464, 53920), (36608, 52235), (37070, 51584), (39680, 48191), (41788, 45760), (43136, 44330), (43648, 43810)]