19399800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:206

約数の個数: 192

約数和(自身を含む): 71424000

約数和(自身を除く): 52024200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 31, 35, 40, 42, 50, 56, 60, 62, 70, 75, 84, 93, 100, 105, 120, 124, 140, 149, 150, 155, 168, 175, 186, 200, 210, 217, 248, 280, 298, 300, 310, 350, 372, 420, 434, 447, 465, 525, 596, 600, 620, 651, 700, 744, 745, 775, 840, 868, 894, 930, 1043, 1050, 1085, 1192, 1240, 1302, 1400, 1490, 1550, 1736, 1788, 1860, 2086, 2100, 2170, 2235, 2325, 2604, 2980, 3100, 3129, 3255, 3576, 3720, 3725, 4172, 4200, 4340, 4470, 4619, 4650, 5208, 5215, 5425, 5960, 6200, 6258, 6510, 7450, 8344, 8680, 8940, 9238, 9300, 10430, 10850, 11175, 12516, 13020, 13857, 14900, 15645, 16275, 17880, 18476, 18600, 20860, 21700, 22350, 23095, 25032, 26040, 26075, 27714, 29800, 31290, 32333, 32550, 36952, 41720, 43400, 44700, 46190, 52150, 55428, 62580, 64666, 65100, 69285, 78225, 89400, 92380, 96999, 104300, 110856, 115475, 125160, 129332, 130200, 138570, 156450, 161665, 184760, 193998, 208600, 230950, 258664, 277140, 312900, 323330, 346425, 387996, 461900, 484995, 554280, 625800, 646660, 692850, 775992, 808325, 923800, 969990, 1293320, 1385700, 1616650, 1939980, 2424975, 2771400, 3233300, 3879960, 4849950, 6466600, 9699900, 19399800]

約数ペア:

[(1, 19399800), (2, 9699900), (3, 6466600), (4, 4849950), (5, 3879960), (6, 3233300), (7, 2771400), (8, 2424975), (10, 1939980), (12, 1616650), (14, 1385700), (15, 1293320), (20, 969990), (21, 923800), (24, 808325), (25, 775992), (28, 692850), (30, 646660), (31, 625800), (35, 554280), (40, 484995), (42, 461900), (50, 387996), (56, 346425), (60, 323330), (62, 312900), (70, 277140), (75, 258664), (84, 230950), (93, 208600), (100, 193998), (105, 184760), (120, 161665), (124, 156450), (140, 138570), (149, 130200), (150, 129332), (155, 125160), (168, 115475), (175, 110856), (186, 104300), (200, 96999), (210, 92380), (217, 89400), (248, 78225), (280, 69285), (298, 65100), (300, 64666), (310, 62580), (350, 55428), (372, 52150), (420, 46190), (434, 44700), (447, 43400), (465, 41720), (525, 36952), (596, 32550), (600, 32333), (620, 31290), (651, 29800), (700, 27714), (744, 26075), (745, 26040), (775, 25032), (840, 23095), (868, 22350), (894, 21700), (930, 20860), (1043, 18600), (1050, 18476), (1085, 17880), (1192, 16275), (1240, 15645), (1302, 14900), (1400, 13857), (1490, 13020), (1550, 12516), (1736, 11175), (1788, 10850), (1860, 10430), (2086, 9300), (2100, 9238), (2170, 8940), (2235, 8680), (2325, 8344), (2604, 7450), (2980, 6510), (3100, 6258), (3129, 6200), (3255, 5960), (3576, 5425), (3720, 5215), (3725, 5208), (4172, 4650), (4200, 4619), (4340, 4470)]