439972968560

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{619}}^1\times {\mathrm{44647}}^1$

素因数の和:45478

約数の個数: 80

約数和(自身を含む): 1029761472000

約数和(自身を除く): 589788503440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 619, 796, 995, 1238, 1592, 1990, 2476, 3095, 3184, 3980, 4952, 6190, 7960, 9904, 12380, 15920, 24760, 44647, 49520, 89294, 123181, 178588, 223235, 246362, 357176, 446470, 492724, 615905, 714352, 892940, 985448, 1231810, 1785880, 1970896, 2463620, 3571760, 4927240, 8884753, 9854480, 17769506, 27636493, 35539012, 44423765, 55272986, 71078024, 88847530, 110545972, 138182465, 142156048, 177695060, 221091944, 276364930, 355390120, 442183888, 552729860, 710780240, 1105459720, 2210919440, 5499662107, 10999324214, 21998648428, 27498310535, 43997296856, 54996621070, 87994593712, 109993242140, 219986484280, 439972968560]

約数ペア:

[(1, 439972968560), (2, 219986484280), (4, 109993242140), (5, 87994593712), (8, 54996621070), (10, 43997296856), (16, 27498310535), (20, 21998648428), (40, 10999324214), (80, 5499662107), (199, 2210919440), (398, 1105459720), (619, 710780240), (796, 552729860), (995, 442183888), (1238, 355390120), (1592, 276364930), (1990, 221091944), (2476, 177695060), (3095, 142156048), (3184, 138182465), (3980, 110545972), (4952, 88847530), (6190, 71078024), (7960, 55272986), (9904, 44423765), (12380, 35539012), (15920, 27636493), (24760, 17769506), (44647, 9854480), (49520, 8884753), (89294, 4927240), (123181, 3571760), (178588, 2463620), (223235, 1970896), (246362, 1785880), (357176, 1231810), (446470, 985448), (492724, 892940), (615905, 714352)]