290178616

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2003}}^1$

素因数の和:2228

約数の個数: 64

約数和(自身を含む): 673344000

約数和(自身を除く): 383165384

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 199, 364, 398, 728, 796, 1393, 1592, 2003, 2587, 2786, 4006, 5174, 5572, 8012, 10348, 11144, 14021, 16024, 18109, 20696, 26039, 28042, 36218, 52078, 56084, 72436, 104156, 112168, 144872, 182273, 208312, 364546, 398597, 729092, 797194, 1458184, 1594388, 2790179, 3188776, 5181761, 5580358, 10363522, 11160716, 20727044, 22321432, 36272327, 41454088, 72544654, 145089308, 290178616]

約数ペア:

[(1, 290178616), (2, 145089308), (4, 72544654), (7, 41454088), (8, 36272327), (13, 22321432), (14, 20727044), (26, 11160716), (28, 10363522), (52, 5580358), (56, 5181761), (91, 3188776), (104, 2790179), (182, 1594388), (199, 1458184), (364, 797194), (398, 729092), (728, 398597), (796, 364546), (1393, 208312), (1592, 182273), (2003, 144872), (2587, 112168), (2786, 104156), (4006, 72436), (5174, 56084), (5572, 52078), (8012, 36218), (10348, 28042), (11144, 26039), (14021, 20696), (16024, 18109)]