390894720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{203591}}^1$

素因数の和:203613

約数の個数: 64

約数和(自身を含む): 1245983040

約数和(自身を除く): 855088320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 203591, 407182, 610773, 814364, 1017955, 1221546, 1628728, 2035910, 2443092, 3053865, 3257456, 4071820, 4886184, 6107730, 6514912, 8143640, 9772368, 12215460, 13029824, 16287280, 19544736, 24430920, 26059648, 32574560, 39089472, 48861840, 65149120, 78178944, 97723680, 130298240, 195447360, 390894720]

約数ペア:

[(1, 390894720), (2, 195447360), (3, 130298240), (4, 97723680), (5, 78178944), (6, 65149120), (8, 48861840), (10, 39089472), (12, 32574560), (15, 26059648), (16, 24430920), (20, 19544736), (24, 16287280), (30, 13029824), (32, 12215460), (40, 9772368), (48, 8143640), (60, 6514912), (64, 6107730), (80, 4886184), (96, 4071820), (120, 3257456), (128, 3053865), (160, 2443092), (192, 2035910), (240, 1628728), (320, 1221546), (384, 1017955), (480, 814364), (640, 610773), (960, 407182), (1920, 203591)]