181439440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{24923}}^1$

素因数の和:24956

約数の個数: 80

約数和(自身を含む): 519216768

約数和(自身を除く): 337777328

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 24923, 49846, 99692, 124615, 174461, 199384, 249230, 323999, 348922, 398768, 498460, 647998, 697844, 872305, 996920, 1295996, 1395688, 1619995, 1744610, 1993840, 2267993, 2591992, 2791376, 3239990, 3489220, 4535986, 5183984, 6479980, 6978440, 9071972, 11339965, 12959960, 13956880, 18143944, 22679930, 25919920, 36287888, 45359860, 90719720, 181439440]

約数ペア:

[(1, 181439440), (2, 90719720), (4, 45359860), (5, 36287888), (7, 25919920), (8, 22679930), (10, 18143944), (13, 13956880), (14, 12959960), (16, 11339965), (20, 9071972), (26, 6978440), (28, 6479980), (35, 5183984), (40, 4535986), (52, 3489220), (56, 3239990), (65, 2791376), (70, 2591992), (80, 2267993), (91, 1993840), (104, 1744610), (112, 1619995), (130, 1395688), (140, 1295996), (182, 996920), (208, 872305), (260, 697844), (280, 647998), (364, 498460), (455, 398768), (520, 348922), (560, 323999), (728, 249230), (910, 199384), (1040, 174461), (1456, 124615), (1820, 99692), (3640, 49846), (7280, 24923)]