899987040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20161}}^1$

素因数の和:20213

約数の個数: 144

約数和(自身を含む): 3170434176

約数和(自身を除く): 2270447136

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5580, 7440, 8928, 11160, 14880, 20161, 22320, 40322, 44640, 60483, 80644, 100805, 120966, 161288, 181449, 201610, 241932, 302415, 322576, 362898, 403220, 483864, 604830, 624991, 645152, 725796, 806440, 907245, 967728, 1209660, 1249982, 1451592, 1612880, 1814490, 1874973, 1935456, 2419320, 2499964, 2903184, 3124955, 3225760, 3628980, 3749946, 4838640, 4999928, 5624919, 5806368, 6249910, 7257960, 7499892, 9374865, 9677280, 9999856, 11249838, 12499820, 14515920, 14999784, 18749730, 19999712, 22499676, 24999640, 28124595, 29031840, 29999568, 37499460, 44999352, 49999280, 56249190, 59999136, 74998920, 89998704, 99998560, 112498380, 149997840, 179997408, 224996760, 299995680, 449993520, 899987040]

約数ペア:

[(1, 899987040), (2, 449993520), (3, 299995680), (4, 224996760), (5, 179997408), (6, 149997840), (8, 112498380), (9, 99998560), (10, 89998704), (12, 74998920), (15, 59999136), (16, 56249190), (18, 49999280), (20, 44999352), (24, 37499460), (30, 29999568), (31, 29031840), (32, 28124595), (36, 24999640), (40, 22499676), (45, 19999712), (48, 18749730), (60, 14999784), (62, 14515920), (72, 12499820), (80, 11249838), (90, 9999856), (93, 9677280), (96, 9374865), (120, 7499892), (124, 7257960), (144, 6249910), (155, 5806368), (160, 5624919), (180, 4999928), (186, 4838640), (240, 3749946), (248, 3628980), (279, 3225760), (288, 3124955), (310, 2903184), (360, 2499964), (372, 2419320), (465, 1935456), (480, 1874973), (496, 1814490), (558, 1612880), (620, 1451592), (720, 1249982), (744, 1209660), (930, 967728), (992, 907245), (1116, 806440), (1240, 725796), (1395, 645152), (1440, 624991), (1488, 604830), (1860, 483864), (2232, 403220), (2480, 362898), (2790, 322576), (2976, 302415), (3720, 241932), (4464, 201610), (4960, 181449), (5580, 161288), (7440, 120966), (8928, 100805), (11160, 80644), (14880, 60483), (20161, 44640), (22320, 40322)]