640544360976

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{178307}}^1$

素因数の和:178454

約数の個数: 240

約数和(自身を含む): 2052268021440

約数和(自身を除く): 1411723660464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 38, 39, 48, 52, 57, 72, 76, 78, 101, 104, 114, 117, 144, 152, 156, 171, 202, 208, 228, 234, 247, 303, 304, 312, 342, 404, 456, 468, 494, 606, 624, 684, 741, 808, 909, 912, 936, 988, 1212, 1313, 1368, 1482, 1616, 1818, 1872, 1919, 1976, 2223, 2424, 2626, 2736, 2964, 3636, 3838, 3939, 3952, 4446, 4848, 5252, 5757, 5928, 7272, 7676, 7878, 8892, 10504, 11514, 11817, 11856, 14544, 15352, 15756, 17271, 17784, 21008, 23028, 23634, 24947, 30704, 31512, 34542, 35568, 46056, 47268, 49894, 63024, 69084, 74841, 92112, 94536, 99788, 138168, 149682, 178307, 189072, 199576, 224523, 276336, 299364, 356614, 399152, 449046, 534921, 598728, 713228, 898092, 1069842, 1197456, 1426456, 1604763, 1796184, 2139684, 2317991, 2852912, 3209526, 3387833, 3592368, 4279368, 4635982, 6419052, 6775666, 6953973, 8558736, 9271964, 10163499, 12838104, 13551332, 13907946, 18009007, 18543928, 20326998, 20861919, 25676208, 27102664, 27815892, 30490497, 36018014, 37087856, 40653996, 41723838, 44041829, 54027021, 54205328, 55631784, 60980994, 72036028, 81307992, 83447676, 88083658, 108054042, 111263568, 121961988, 132125487, 144072056, 162081063, 162615984, 166895352, 176167316, 216108084, 234117091, 243923976, 264250974, 288144112, 324162126, 333790704, 342171133, 352334632, 396376461, 432216168, 468234182, 487847952, 528501948, 648324252, 684342266, 702351273, 704669264, 792752922, 864432336, 936468364, 1026513399, 1057003896, 1296648504, 1368684532, 1404702546, 1585505844, 1872936728, 2053026798, 2107053819, 2114007792, 2593297008, 2737369064, 2809405092, 3079540197, 3171011688, 3745873456, 4106053596, 4214107638, 4448224729, 5474738128, 5618810184, 6159080394, 6342023376, 8212107192, 8428215276, 8896449458, 11237620368, 12318160788, 13344674187, 16424214384, 16856430552, 17792898916, 24636321576, 26689348374, 33712861104, 35585797832, 40034022561, 49272643152, 53378696748, 71171595664, 80068045122, 106757393496, 160136090244, 213514786992, 320272180488, 640544360976]

約数ペア:

[(1, 640544360976), (2, 320272180488), (3, 213514786992), (4, 160136090244), (6, 106757393496), (8, 80068045122), (9, 71171595664), (12, 53378696748), (13, 49272643152), (16, 40034022561), (18, 35585797832), (19, 33712861104), (24, 26689348374), (26, 24636321576), (36, 17792898916), (38, 16856430552), (39, 16424214384), (48, 13344674187), (52, 12318160788), (57, 11237620368), (72, 8896449458), (76, 8428215276), (78, 8212107192), (101, 6342023376), (104, 6159080394), (114, 5618810184), (117, 5474738128), (144, 4448224729), (152, 4214107638), (156, 4106053596), (171, 3745873456), (202, 3171011688), (208, 3079540197), (228, 2809405092), (234, 2737369064), (247, 2593297008), (303, 2114007792), (304, 2107053819), (312, 2053026798), (342, 1872936728), (404, 1585505844), (456, 1404702546), (468, 1368684532), (494, 1296648504), (606, 1057003896), (624, 1026513399), (684, 936468364), (741, 864432336), (808, 792752922), (909, 704669264), (912, 702351273), (936, 684342266), (988, 648324252), (1212, 528501948), (1313, 487847952), (1368, 468234182), (1482, 432216168), (1616, 396376461), (1818, 352334632), (1872, 342171133), (1919, 333790704), (1976, 324162126), (2223, 288144112), (2424, 264250974), (2626, 243923976), (2736, 234117091), (2964, 216108084), (3636, 176167316), (3838, 166895352), (3939, 162615984), (3952, 162081063), (4446, 144072056), (4848, 132125487), (5252, 121961988), (5757, 111263568), (5928, 108054042), (7272, 88083658), (7676, 83447676), (7878, 81307992), (8892, 72036028), (10504, 60980994), (11514, 55631784), (11817, 54205328), (11856, 54027021), (14544, 44041829), (15352, 41723838), (15756, 40653996), (17271, 37087856), (17784, 36018014), (21008, 30490497), (23028, 27815892), (23634, 27102664), (24947, 25676208), (30704, 20861919), (31512, 20326998), (34542, 18543928), (35568, 18009007), (46056, 13907946), (47268, 13551332), (49894, 12838104), (63024, 10163499), (69084, 9271964), (74841, 8558736), (92112, 6953973), (94536, 6775666), (99788, 6419052), (138168, 4635982), (149682, 4279368), (178307, 3592368), (189072, 3387833), (199576, 3209526), (224523, 2852912), (276336, 2317991), (299364, 2139684), (356614, 1796184), (399152, 1604763), (449046, 1426456), (534921, 1197456), (598728, 1069842), (713228, 898092)]