2145877440

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{319327}}^1$

素因数の和:319354

約数の個数: 112

約数和(自身を含む): 7786493952

約数和(自身を除く): 5640616512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 319327, 638654, 957981, 1277308, 1596635, 1915962, 2235289, 2554616, 3193270, 3831924, 4470578, 4789905, 5109232, 6386540, 6705867, 7663848, 8941156, 9579810, 10218464, 11176445, 12773080, 13411734, 15327696, 17882312, 19159620, 20436928, 22352890, 25546160, 26823468, 30655392, 33529335, 35764624, 38319240, 44705780, 51092320, 53646936, 61310784, 67058670, 71529248, 76638480, 89411560, 102184640, 107293872, 134117340, 143058496, 153276960, 178823120, 214587744, 268234680, 306553920, 357646240, 429175488, 536469360, 715292480, 1072938720, 2145877440]

約数ペア:

[(1, 2145877440), (2, 1072938720), (3, 715292480), (4, 536469360), (5, 429175488), (6, 357646240), (7, 306553920), (8, 268234680), (10, 214587744), (12, 178823120), (14, 153276960), (15, 143058496), (16, 134117340), (20, 107293872), (21, 102184640), (24, 89411560), (28, 76638480), (30, 71529248), (32, 67058670), (35, 61310784), (40, 53646936), (42, 51092320), (48, 44705780), (56, 38319240), (60, 35764624), (64, 33529335), (70, 30655392), (80, 26823468), (84, 25546160), (96, 22352890), (105, 20436928), (112, 19159620), (120, 17882312), (140, 15327696), (160, 13411734), (168, 12773080), (192, 11176445), (210, 10218464), (224, 9579810), (240, 8941156), (280, 7663848), (320, 6705867), (336, 6386540), (420, 5109232), (448, 4789905), (480, 4470578), (560, 3831924), (672, 3193270), (840, 2554616), (960, 2235289), (1120, 1915962), (1344, 1596635), (1680, 1277308), (2240, 957981), (3360, 638654), (6720, 319327)]