256302720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{44497}}^1$

素因数の和:44522

約数の個数: 96

約数和(自身を含む): 885065220

約数和(自身を除く): 628762500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 44497, 88994, 133491, 177988, 222485, 266982, 355976, 400473, 444970, 533964, 667455, 711952, 800946, 889940, 1067928, 1334910, 1423904, 1601892, 1779880, 2002365, 2135856, 2669820, 2847808, 3203784, 3559760, 4004730, 4271712, 5339640, 5695616, 6407568, 7119520, 8009460, 8543424, 10679280, 12815136, 14239040, 16018920, 17086848, 21358560, 25630272, 28478080, 32037840, 42717120, 51260544, 64075680, 85434240, 128151360, 256302720]

約数ペア:

[(1, 256302720), (2, 128151360), (3, 85434240), (4, 64075680), (5, 51260544), (6, 42717120), (8, 32037840), (9, 28478080), (10, 25630272), (12, 21358560), (15, 17086848), (16, 16018920), (18, 14239040), (20, 12815136), (24, 10679280), (30, 8543424), (32, 8009460), (36, 7119520), (40, 6407568), (45, 5695616), (48, 5339640), (60, 4271712), (64, 4004730), (72, 3559760), (80, 3203784), (90, 2847808), (96, 2669820), (120, 2135856), (128, 2002365), (144, 1779880), (160, 1601892), (180, 1423904), (192, 1334910), (240, 1067928), (288, 889940), (320, 800946), (360, 711952), (384, 667455), (480, 533964), (576, 444970), (640, 400473), (720, 355976), (960, 266982), (1152, 222485), (1440, 177988), (1920, 133491), (2880, 88994), (5760, 44497)]