419722240

素因数分解:

$2^{10}\times 5^1\times 7^3\times {\mathrm{239}}^1$

素因数の和:285

約数の個数: 176

約数和(自身を含む): 1179072000

約数和(自身を除く): 759349760

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, 343, 392, 448, 478, 490, 512, 560, 640, 686, 784, 896, 956, 980, 1024, 1120, 1195, 1280, 1372, 1568, 1673, 1715, 1792, 1912, 1960, 2240, 2390, 2560, 2744, 3136, 3346, 3430, 3584, 3824, 3920, 4480, 4780, 5120, 5488, 6272, 6692, 6860, 7168, 7648, 7840, 8365, 8960, 9560, 10976, 11711, 12544, 13384, 13720, 15296, 15680, 16730, 17920, 19120, 21952, 23422, 25088, 26768, 27440, 30592, 31360, 33460, 35840, 38240, 43904, 46844, 50176, 53536, 54880, 58555, 61184, 62720, 66920, 76480, 81977, 87808, 93688, 107072, 109760, 117110, 122368, 125440, 133840, 152960, 163954, 175616, 187376, 214144, 219520, 234220, 244736, 250880, 267680, 305920, 327908, 351232, 374752, 409885, 428288, 439040, 468440, 535360, 611840, 655816, 749504, 819770, 856576, 878080, 936880, 1070720, 1223680, 1311632, 1499008, 1639540, 1713152, 1756160, 1873760, 2141440, 2623264, 2998016, 3279080, 3747520, 4282880, 5246528, 5996032, 6558160, 7495040, 8565760, 10493056, 11992064, 13116320, 14990080, 20986112, 26232640, 29980160, 41972224, 52465280, 59960320, 83944448, 104930560, 209861120, 419722240]

約数ペア:

[(1, 419722240), (2, 209861120), (4, 104930560), (5, 83944448), (7, 59960320), (8, 52465280), (10, 41972224), (14, 29980160), (16, 26232640), (20, 20986112), (28, 14990080), (32, 13116320), (35, 11992064), (40, 10493056), (49, 8565760), (56, 7495040), (64, 6558160), (70, 5996032), (80, 5246528), (98, 4282880), (112, 3747520), (128, 3279080), (140, 2998016), (160, 2623264), (196, 2141440), (224, 1873760), (239, 1756160), (245, 1713152), (256, 1639540), (280, 1499008), (320, 1311632), (343, 1223680), (392, 1070720), (448, 936880), (478, 878080), (490, 856576), (512, 819770), (560, 749504), (640, 655816), (686, 611840), (784, 535360), (896, 468440), (956, 439040), (980, 428288), (1024, 409885), (1120, 374752), (1195, 351232), (1280, 327908), (1372, 305920), (1568, 267680), (1673, 250880), (1715, 244736), (1792, 234220), (1912, 219520), (1960, 214144), (2240, 187376), (2390, 175616), (2560, 163954), (2744, 152960), (3136, 133840), (3346, 125440), (3430, 122368), (3584, 117110), (3824, 109760), (3920, 107072), (4480, 93688), (4780, 87808), (5120, 81977), (5488, 76480), (6272, 66920), (6692, 62720), (6860, 61184), (7168, 58555), (7648, 54880), (7840, 53536), (8365, 50176), (8960, 46844), (9560, 43904), (10976, 38240), (11711, 35840), (12544, 33460), (13384, 31360), (13720, 30592), (15296, 27440), (15680, 26768), (16730, 25088), (17920, 23422), (19120, 21952)]