255238920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{708997}}^1$

素因数の和:709014

約数の個数: 48

約数和(自身を含む): 829527660

約数和(自身を除く): 574288740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 708997, 1417994, 2126991, 2835988, 3544985, 4253982, 5671976, 6380973, 7089970, 8507964, 10634955, 12761946, 14179940, 17015928, 21269910, 25523892, 28359880, 31904865, 42539820, 51047784, 63809730, 85079640, 127619460, 255238920]

約数ペア:

[(1, 255238920), (2, 127619460), (3, 85079640), (4, 63809730), (5, 51047784), (6, 42539820), (8, 31904865), (9, 28359880), (10, 25523892), (12, 21269910), (15, 17015928), (18, 14179940), (20, 12761946), (24, 10634955), (30, 8507964), (36, 7089970), (40, 6380973), (45, 5671976), (60, 4253982), (72, 3544985), (90, 2835988), (120, 2126991), (180, 1417994), (360, 708997)]