119920640

素因数分解:

$2^{11}\times 5^1\times 7^2\times {\mathrm{239}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 336117600

約数和(自身を除く): 216196960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 239, 245, 256, 280, 320, 392, 448, 478, 490, 512, 560, 640, 784, 896, 956, 980, 1024, 1120, 1195, 1280, 1568, 1673, 1792, 1912, 1960, 2048, 2240, 2390, 2560, 3136, 3346, 3584, 3824, 3920, 4480, 4780, 5120, 6272, 6692, 7168, 7648, 7840, 8365, 8960, 9560, 10240, 11711, 12544, 13384, 14336, 15296, 15680, 16730, 17920, 19120, 23422, 25088, 26768, 30592, 31360, 33460, 35840, 38240, 46844, 50176, 53536, 58555, 61184, 62720, 66920, 71680, 76480, 93688, 100352, 107072, 117110, 122368, 125440, 133840, 152960, 187376, 214144, 234220, 244736, 250880, 267680, 305920, 374752, 428288, 468440, 489472, 501760, 535360, 611840, 749504, 856576, 936880, 1070720, 1223680, 1499008, 1713152, 1873760, 2141440, 2447360, 2998016, 3426304, 3747520, 4282880, 5996032, 7495040, 8565760, 11992064, 14990080, 17131520, 23984128, 29980160, 59960320, 119920640]

約数ペア:

[(1, 119920640), (2, 59960320), (4, 29980160), (5, 23984128), (7, 17131520), (8, 14990080), (10, 11992064), (14, 8565760), (16, 7495040), (20, 5996032), (28, 4282880), (32, 3747520), (35, 3426304), (40, 2998016), (49, 2447360), (56, 2141440), (64, 1873760), (70, 1713152), (80, 1499008), (98, 1223680), (112, 1070720), (128, 936880), (140, 856576), (160, 749504), (196, 611840), (224, 535360), (239, 501760), (245, 489472), (256, 468440), (280, 428288), (320, 374752), (392, 305920), (448, 267680), (478, 250880), (490, 244736), (512, 234220), (560, 214144), (640, 187376), (784, 152960), (896, 133840), (956, 125440), (980, 122368), (1024, 117110), (1120, 107072), (1195, 100352), (1280, 93688), (1568, 76480), (1673, 71680), (1792, 66920), (1912, 62720), (1960, 61184), (2048, 58555), (2240, 53536), (2390, 50176), (2560, 46844), (3136, 38240), (3346, 35840), (3584, 33460), (3824, 31360), (3920, 30592), (4480, 26768), (4780, 25088), (5120, 23422), (6272, 19120), (6692, 17920), (7168, 16730), (7648, 15680), (7840, 15296), (8365, 14336), (8960, 13384), (9560, 12544), (10240, 11711)]