745727840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2963}}^1$

素因数の和:3013

約数の個数: 144

約数和(自身を含む): 2086169904

約数和(自身を除く): 1340442064

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 104, 110, 121, 130, 143, 160, 176, 208, 220, 242, 260, 286, 352, 416, 440, 484, 520, 572, 605, 715, 880, 968, 1040, 1144, 1210, 1430, 1573, 1760, 1936, 2080, 2288, 2420, 2860, 2963, 3146, 3872, 4576, 4840, 5720, 5926, 6292, 7865, 9680, 11440, 11852, 12584, 14815, 15730, 19360, 22880, 23704, 25168, 29630, 31460, 32593, 38519, 47408, 50336, 59260, 62920, 65186, 77038, 94816, 118520, 125840, 130372, 154076, 162965, 192595, 237040, 251680, 260744, 308152, 325930, 358523, 385190, 423709, 474080, 521488, 616304, 651860, 717046, 770380, 847418, 1042976, 1232608, 1303720, 1434092, 1540760, 1694836, 1792615, 2118545, 2607440, 2868184, 3081520, 3389672, 3585230, 4237090, 4660799, 5214880, 5736368, 6163040, 6779344, 7170460, 8474180, 9321598, 11472736, 13558688, 14340920, 16948360, 18643196, 23303995, 28681840, 33896720, 37286392, 46607990, 57363680, 67793440, 74572784, 93215980, 149145568, 186431960, 372863920, 745727840]

約数ペア:

[(1, 745727840), (2, 372863920), (4, 186431960), (5, 149145568), (8, 93215980), (10, 74572784), (11, 67793440), (13, 57363680), (16, 46607990), (20, 37286392), (22, 33896720), (26, 28681840), (32, 23303995), (40, 18643196), (44, 16948360), (52, 14340920), (55, 13558688), (65, 11472736), (80, 9321598), (88, 8474180), (104, 7170460), (110, 6779344), (121, 6163040), (130, 5736368), (143, 5214880), (160, 4660799), (176, 4237090), (208, 3585230), (220, 3389672), (242, 3081520), (260, 2868184), (286, 2607440), (352, 2118545), (416, 1792615), (440, 1694836), (484, 1540760), (520, 1434092), (572, 1303720), (605, 1232608), (715, 1042976), (880, 847418), (968, 770380), (1040, 717046), (1144, 651860), (1210, 616304), (1430, 521488), (1573, 474080), (1760, 423709), (1936, 385190), (2080, 358523), (2288, 325930), (2420, 308152), (2860, 260744), (2963, 251680), (3146, 237040), (3872, 192595), (4576, 162965), (4840, 154076), (5720, 130372), (5926, 125840), (6292, 118520), (7865, 94816), (9680, 77038), (11440, 65186), (11852, 62920), (12584, 59260), (14815, 50336), (15730, 47408), (19360, 38519), (22880, 32593), (23704, 31460), (25168, 29630)]