428990400

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{31}}^3$

素因数の和:121

約数の個数: 252

約数和(自身を含む): 1575555904

約数和(自身を除く): 1146565504

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 31, 32, 36, 40, 45, 48, 50, 60, 62, 64, 72, 75, 80, 90, 93, 96, 100, 120, 124, 144, 150, 155, 160, 180, 186, 192, 200, 225, 240, 248, 279, 288, 300, 310, 320, 360, 372, 400, 450, 465, 480, 496, 558, 576, 600, 620, 720, 744, 775, 800, 900, 930, 960, 961, 992, 1116, 1200, 1240, 1395, 1440, 1488, 1550, 1600, 1800, 1860, 1922, 1984, 2232, 2325, 2400, 2480, 2790, 2880, 2883, 2976, 3100, 3600, 3720, 3844, 4464, 4650, 4800, 4805, 4960, 5580, 5766, 5952, 6200, 6975, 7200, 7440, 7688, 8649, 8928, 9300, 9610, 9920, 11160, 11532, 12400, 13950, 14400, 14415, 14880, 15376, 17298, 17856, 18600, 19220, 22320, 23064, 24025, 24800, 27900, 28830, 29760, 29791, 30752, 34596, 37200, 38440, 43245, 44640, 46128, 48050, 49600, 55800, 57660, 59582, 61504, 69192, 72075, 74400, 76880, 86490, 89280, 89373, 92256, 96100, 111600, 115320, 119164, 138384, 144150, 148800, 148955, 153760, 172980, 178746, 184512, 192200, 216225, 223200, 230640, 238328, 268119, 276768, 288300, 297910, 307520, 345960, 357492, 384400, 432450, 446400, 446865, 461280, 476656, 536238, 553536, 576600, 595820, 691920, 714984, 744775, 768800, 864900, 893730, 922560, 953312, 1072476, 1153200, 1191640, 1340595, 1383840, 1429968, 1489550, 1537600, 1729800, 1787460, 1906624, 2144952, 2234325, 2306400, 2383280, 2681190, 2767680, 2859936, 2979100, 3459600, 3574920, 4289904, 4468650, 4612800, 4766560, 5362380, 5719872, 5958200, 6702975, 6919200, 7149840, 8579808, 8937300, 9533120, 10724760, 11916400, 13405950, 13838400, 14299680, 17159616, 17874600, 21449520, 23832800, 26811900, 28599360, 35749200, 42899040, 47665600, 53623800, 71498400, 85798080, 107247600, 142996800, 214495200, 428990400]

約数ペア:

[(1, 428990400), (2, 214495200), (3, 142996800), (4, 107247600), (5, 85798080), (6, 71498400), (8, 53623800), (9, 47665600), (10, 42899040), (12, 35749200), (15, 28599360), (16, 26811900), (18, 23832800), (20, 21449520), (24, 17874600), (25, 17159616), (30, 14299680), (31, 13838400), (32, 13405950), (36, 11916400), (40, 10724760), (45, 9533120), (48, 8937300), (50, 8579808), (60, 7149840), (62, 6919200), (64, 6702975), (72, 5958200), (75, 5719872), (80, 5362380), (90, 4766560), (93, 4612800), (96, 4468650), (100, 4289904), (120, 3574920), (124, 3459600), (144, 2979100), (150, 2859936), (155, 2767680), (160, 2681190), (180, 2383280), (186, 2306400), (192, 2234325), (200, 2144952), (225, 1906624), (240, 1787460), (248, 1729800), (279, 1537600), (288, 1489550), (300, 1429968), (310, 1383840), (320, 1340595), (360, 1191640), (372, 1153200), (400, 1072476), (450, 953312), (465, 922560), (480, 893730), (496, 864900), (558, 768800), (576, 744775), (600, 714984), (620, 691920), (720, 595820), (744, 576600), (775, 553536), (800, 536238), (900, 476656), (930, 461280), (960, 446865), (961, 446400), (992, 432450), (1116, 384400), (1200, 357492), (1240, 345960), (1395, 307520), (1440, 297910), (1488, 288300), (1550, 276768), (1600, 268119), (1800, 238328), (1860, 230640), (1922, 223200), (1984, 216225), (2232, 192200), (2325, 184512), (2400, 178746), (2480, 172980), (2790, 153760), (2880, 148955), (2883, 148800), (2976, 144150), (3100, 138384), (3600, 119164), (3720, 115320), (3844, 111600), (4464, 96100), (4650, 92256), (4800, 89373), (4805, 89280), (4960, 86490), (5580, 76880), (5766, 74400), (5952, 72075), (6200, 69192), (6975, 61504), (7200, 59582), (7440, 57660), (7688, 55800), (8649, 49600), (8928, 48050), (9300, 46128), (9610, 44640), (9920, 43245), (11160, 38440), (11532, 37200), (12400, 34596), (13950, 30752), (14400, 29791), (14415, 29760), (14880, 28830), (15376, 27900), (17298, 24800), (17856, 24025), (18600, 23064), (19220, 22320)]