19867792000

素因数分解:

$2^7\times 5^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3347}}^1$

素因数の和:3436

約数の個数: 256

約数和(自身を含む): 57535246080

約数和(自身を除く): 37667454080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 53, 56, 64, 70, 80, 100, 106, 112, 125, 128, 140, 160, 175, 200, 212, 224, 250, 265, 280, 320, 350, 371, 400, 424, 448, 500, 530, 560, 640, 700, 742, 800, 848, 875, 896, 1000, 1060, 1120, 1325, 1400, 1484, 1600, 1696, 1750, 1855, 2000, 2120, 2240, 2650, 2800, 2968, 3200, 3347, 3392, 3500, 3710, 4000, 4240, 4480, 5300, 5600, 5936, 6625, 6694, 6784, 7000, 7420, 8000, 8480, 9275, 10600, 11200, 11872, 13250, 13388, 14000, 14840, 16000, 16735, 16960, 18550, 21200, 22400, 23429, 23744, 26500, 26776, 28000, 29680, 33470, 33920, 37100, 42400, 46375, 46858, 47488, 53000, 53552, 56000, 59360, 66940, 74200, 83675, 84800, 92750, 93716, 106000, 107104, 112000, 117145, 118720, 133880, 148400, 167350, 169600, 177391, 185500, 187432, 212000, 214208, 234290, 237440, 267760, 296800, 334700, 354782, 371000, 374864, 418375, 424000, 428416, 468580, 535520, 585725, 593600, 669400, 709564, 742000, 749728, 836750, 848000, 886955, 937160, 1071040, 1171450, 1187200, 1241737, 1338800, 1419128, 1484000, 1499456, 1673500, 1773910, 1874320, 2142080, 2342900, 2483474, 2677600, 2838256, 2928625, 2968000, 2998912, 3347000, 3547820, 3748640, 4434775, 4685800, 4966948, 5355200, 5676512, 5857250, 5936000, 6208685, 6694000, 7095640, 7497280, 8869550, 9371600, 9933896, 10710400, 11353024, 11714500, 12417370, 13388000, 14191280, 14994560, 17739100, 18743200, 19867792, 22173875, 22706048, 23429000, 24834740, 26776000, 28382560, 31043425, 35478200, 37486400, 39735584, 44347750, 46858000, 49669480, 53552000, 56765120, 62086850, 70956400, 74972800, 79471168, 88695500, 93716000, 99338960, 113530240, 124173700, 141912800, 155217125, 158942336, 177391000, 187432000, 198677920, 248347400, 283825600, 310434250, 354782000, 374864000, 397355840, 496694800, 567651200, 620868500, 709564000, 794711680, 993389600, 1241737000, 1419128000, 1986779200, 2483474000, 2838256000, 3973558400, 4966948000, 9933896000, 19867792000]

約数ペア:

[(1, 19867792000), (2, 9933896000), (4, 4966948000), (5, 3973558400), (7, 2838256000), (8, 2483474000), (10, 1986779200), (14, 1419128000), (16, 1241737000), (20, 993389600), (25, 794711680), (28, 709564000), (32, 620868500), (35, 567651200), (40, 496694800), (50, 397355840), (53, 374864000), (56, 354782000), (64, 310434250), (70, 283825600), (80, 248347400), (100, 198677920), (106, 187432000), (112, 177391000), (125, 158942336), (128, 155217125), (140, 141912800), (160, 124173700), (175, 113530240), (200, 99338960), (212, 93716000), (224, 88695500), (250, 79471168), (265, 74972800), (280, 70956400), (320, 62086850), (350, 56765120), (371, 53552000), (400, 49669480), (424, 46858000), (448, 44347750), (500, 39735584), (530, 37486400), (560, 35478200), (640, 31043425), (700, 28382560), (742, 26776000), (800, 24834740), (848, 23429000), (875, 22706048), (896, 22173875), (1000, 19867792), (1060, 18743200), (1120, 17739100), (1325, 14994560), (1400, 14191280), (1484, 13388000), (1600, 12417370), (1696, 11714500), (1750, 11353024), (1855, 10710400), (2000, 9933896), (2120, 9371600), (2240, 8869550), (2650, 7497280), (2800, 7095640), (2968, 6694000), (3200, 6208685), (3347, 5936000), (3392, 5857250), (3500, 5676512), (3710, 5355200), (4000, 4966948), (4240, 4685800), (4480, 4434775), (5300, 3748640), (5600, 3547820), (5936, 3347000), (6625, 2998912), (6694, 2968000), (6784, 2928625), (7000, 2838256), (7420, 2677600), (8000, 2483474), (8480, 2342900), (9275, 2142080), (10600, 1874320), (11200, 1773910), (11872, 1673500), (13250, 1499456), (13388, 1484000), (14000, 1419128), (14840, 1338800), (16000, 1241737), (16735, 1187200), (16960, 1171450), (18550, 1071040), (21200, 937160), (22400, 886955), (23429, 848000), (23744, 836750), (26500, 749728), (26776, 742000), (28000, 709564), (29680, 669400), (33470, 593600), (33920, 585725), (37100, 535520), (42400, 468580), (46375, 428416), (46858, 424000), (47488, 418375), (53000, 374864), (53552, 371000), (56000, 354782), (59360, 334700), (66940, 296800), (74200, 267760), (83675, 237440), (84800, 234290), (92750, 214208), (93716, 212000), (106000, 187432), (107104, 185500), (112000, 177391), (117145, 169600), (118720, 167350), (133880, 148400)]