741777920

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:786

約数の個数: 160

約数和(自身を含む): 1979873280

約数和(自身を除く): 1238095360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 256, 260, 310, 320, 403, 416, 496, 512, 520, 620, 640, 719, 806, 832, 992, 1040, 1240, 1280, 1438, 1612, 1664, 1984, 2015, 2080, 2480, 2560, 2876, 3224, 3328, 3595, 3968, 4030, 4160, 4960, 5752, 6448, 6656, 7190, 7936, 8060, 8320, 9347, 9920, 11504, 12896, 14380, 15872, 16120, 16640, 18694, 19840, 22289, 23008, 25792, 28760, 32240, 33280, 37388, 39680, 44578, 46016, 46735, 51584, 57520, 64480, 74776, 79360, 89156, 92032, 93470, 103168, 111445, 115040, 128960, 149552, 178312, 184064, 186940, 206336, 222890, 230080, 257920, 289757, 299104, 356624, 368128, 373880, 445780, 460160, 515840, 579514, 598208, 713248, 747760, 891560, 920320, 1031680, 1159028, 1196416, 1426496, 1448785, 1495520, 1783120, 1840640, 2318056, 2392832, 2852992, 2897570, 2991040, 3566240, 4636112, 4785664, 5705984, 5795140, 5982080, 7132480, 9272224, 11411968, 11590280, 11964160, 14264960, 18544448, 23180560, 23928320, 28529920, 37088896, 46361120, 57059840, 74177792, 92722240, 148355584, 185444480, 370888960, 741777920]

約数ペア:

[(1, 741777920), (2, 370888960), (4, 185444480), (5, 148355584), (8, 92722240), (10, 74177792), (13, 57059840), (16, 46361120), (20, 37088896), (26, 28529920), (31, 23928320), (32, 23180560), (40, 18544448), (52, 14264960), (62, 11964160), (64, 11590280), (65, 11411968), (80, 9272224), (104, 7132480), (124, 5982080), (128, 5795140), (130, 5705984), (155, 4785664), (160, 4636112), (208, 3566240), (248, 2991040), (256, 2897570), (260, 2852992), (310, 2392832), (320, 2318056), (403, 1840640), (416, 1783120), (496, 1495520), (512, 1448785), (520, 1426496), (620, 1196416), (640, 1159028), (719, 1031680), (806, 920320), (832, 891560), (992, 747760), (1040, 713248), (1240, 598208), (1280, 579514), (1438, 515840), (1612, 460160), (1664, 445780), (1984, 373880), (2015, 368128), (2080, 356624), (2480, 299104), (2560, 289757), (2876, 257920), (3224, 230080), (3328, 222890), (3595, 206336), (3968, 186940), (4030, 184064), (4160, 178312), (4960, 149552), (5752, 128960), (6448, 115040), (6656, 111445), (7190, 103168), (7936, 93470), (8060, 92032), (8320, 89156), (9347, 79360), (9920, 74776), (11504, 64480), (12896, 57520), (14380, 51584), (15872, 46735), (16120, 46016), (16640, 44578), (18694, 39680), (19840, 37388), (22289, 33280), (23008, 32240), (25792, 28760)]