243998768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:610

約数の個数: 80

約数和(自身を含む): 533299200

約数和(自身を除く): 289300432

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 79, 104, 124, 158, 208, 248, 316, 403, 479, 496, 632, 806, 958, 1027, 1264, 1612, 1916, 2054, 2449, 3224, 3832, 4108, 4898, 6227, 6448, 7664, 8216, 9796, 12454, 14849, 16432, 19592, 24908, 29698, 31837, 37841, 39184, 49816, 59396, 63674, 75682, 99632, 118792, 127348, 151364, 193037, 237584, 254696, 302728, 386074, 491933, 509392, 605456, 772148, 983866, 1173071, 1544296, 1967732, 2346142, 3088592, 3935464, 4692284, 7870928, 9384568, 15249923, 18769136, 30499846, 60999692, 121999384, 243998768]

約数ペア:

[(1, 243998768), (2, 121999384), (4, 60999692), (8, 30499846), (13, 18769136), (16, 15249923), (26, 9384568), (31, 7870928), (52, 4692284), (62, 3935464), (79, 3088592), (104, 2346142), (124, 1967732), (158, 1544296), (208, 1173071), (248, 983866), (316, 772148), (403, 605456), (479, 509392), (496, 491933), (632, 386074), (806, 302728), (958, 254696), (1027, 237584), (1264, 193037), (1612, 151364), (1916, 127348), (2054, 118792), (2449, 99632), (3224, 75682), (3832, 63674), (4108, 59396), (4898, 49816), (6227, 39184), (6448, 37841), (7664, 31837), (8216, 29698), (9796, 24908), (12454, 19592), (14849, 16432)]