19492800

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:187

約数の個数: 168

約数和(自身を含む): 66519552

約数和(自身を除く): 47026752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 64, 75, 80, 93, 96, 100, 120, 124, 131, 150, 155, 160, 186, 192, 200, 240, 248, 262, 300, 310, 320, 372, 393, 400, 465, 480, 496, 524, 600, 620, 655, 744, 775, 786, 800, 930, 960, 992, 1048, 1200, 1240, 1310, 1488, 1550, 1572, 1600, 1860, 1965, 1984, 2096, 2325, 2400, 2480, 2620, 2976, 3100, 3144, 3275, 3720, 3930, 4061, 4192, 4650, 4800, 4960, 5240, 5952, 6200, 6288, 6550, 7440, 7860, 8122, 8384, 9300, 9825, 9920, 10480, 12183, 12400, 12576, 13100, 14880, 15720, 16244, 18600, 19650, 20305, 20960, 24366, 24800, 25152, 26200, 29760, 31440, 32488, 37200, 39300, 40610, 41920, 48732, 49600, 52400, 60915, 62880, 64976, 74400, 78600, 81220, 97464, 101525, 104800, 121830, 125760, 129952, 148800, 157200, 162440, 194928, 203050, 209600, 243660, 259904, 304575, 314400, 324880, 389856, 406100, 487320, 609150, 628800, 649760, 779712, 812200, 974640, 1218300, 1299520, 1624400, 1949280, 2436600, 3248800, 3898560, 4873200, 6497600, 9746400, 19492800]

約数ペア:

[(1, 19492800), (2, 9746400), (3, 6497600), (4, 4873200), (5, 3898560), (6, 3248800), (8, 2436600), (10, 1949280), (12, 1624400), (15, 1299520), (16, 1218300), (20, 974640), (24, 812200), (25, 779712), (30, 649760), (31, 628800), (32, 609150), (40, 487320), (48, 406100), (50, 389856), (60, 324880), (62, 314400), (64, 304575), (75, 259904), (80, 243660), (93, 209600), (96, 203050), (100, 194928), (120, 162440), (124, 157200), (131, 148800), (150, 129952), (155, 125760), (160, 121830), (186, 104800), (192, 101525), (200, 97464), (240, 81220), (248, 78600), (262, 74400), (300, 64976), (310, 62880), (320, 60915), (372, 52400), (393, 49600), (400, 48732), (465, 41920), (480, 40610), (496, 39300), (524, 37200), (600, 32488), (620, 31440), (655, 29760), (744, 26200), (775, 25152), (786, 24800), (800, 24366), (930, 20960), (960, 20305), (992, 19650), (1048, 18600), (1200, 16244), (1240, 15720), (1310, 14880), (1488, 13100), (1550, 12576), (1572, 12400), (1600, 12183), (1860, 10480), (1965, 9920), (1984, 9825), (2096, 9300), (2325, 8384), (2400, 8122), (2480, 7860), (2620, 7440), (2976, 6550), (3100, 6288), (3144, 6200), (3275, 5952), (3720, 5240), (3930, 4960), (4061, 4800), (4192, 4650)]