15408640

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1$

素因数の和:499

約数の個数: 80

約数和(自身を含む): 39872448

約数和(自身を除く): 24463808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 463, 512, 520, 640, 832, 926, 1040, 1280, 1664, 1852, 2080, 2315, 2560, 3328, 3704, 4160, 4630, 6019, 6656, 7408, 8320, 9260, 12038, 14816, 16640, 18520, 24076, 29632, 30095, 33280, 37040, 48152, 59264, 60190, 74080, 96304, 118528, 120380, 148160, 192608, 237056, 240760, 296320, 385216, 481520, 592640, 770432, 963040, 1185280, 1540864, 1926080, 3081728, 3852160, 7704320, 15408640]

約数ペア:

[(1, 15408640), (2, 7704320), (4, 3852160), (5, 3081728), (8, 1926080), (10, 1540864), (13, 1185280), (16, 963040), (20, 770432), (26, 592640), (32, 481520), (40, 385216), (52, 296320), (64, 240760), (65, 237056), (80, 192608), (104, 148160), (128, 120380), (130, 118528), (160, 96304), (208, 74080), (256, 60190), (260, 59264), (320, 48152), (416, 37040), (463, 33280), (512, 30095), (520, 29632), (640, 24076), (832, 18520), (926, 16640), (1040, 14816), (1280, 12038), (1664, 9260), (1852, 8320), (2080, 7408), (2315, 6656), (2560, 6019), (3328, 4630), (3704, 4160)]