395843280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{235621}}^1$

素因数の和:235644

約数の個数: 80

約数和(自身を含む): 1402422144

約数和(自身を除く): 1006578864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 235621, 471242, 706863, 942484, 1178105, 1413726, 1649347, 1884968, 2356210, 2827452, 3298694, 3534315, 3769936, 4712420, 4948041, 5654904, 6597388, 7068630, 8246735, 9424840, 9896082, 11309808, 13194776, 14137260, 16493470, 18849680, 19792164, 24740205, 26389552, 28274520, 32986940, 39584328, 49480410, 56549040, 65973880, 79168656, 98960820, 131947760, 197921640, 395843280]

約数ペア:

[(1, 395843280), (2, 197921640), (3, 131947760), (4, 98960820), (5, 79168656), (6, 65973880), (7, 56549040), (8, 49480410), (10, 39584328), (12, 32986940), (14, 28274520), (15, 26389552), (16, 24740205), (20, 19792164), (21, 18849680), (24, 16493470), (28, 14137260), (30, 13194776), (35, 11309808), (40, 9896082), (42, 9424840), (48, 8246735), (56, 7068630), (60, 6597388), (70, 5654904), (80, 4948041), (84, 4712420), (105, 3769936), (112, 3534315), (120, 3298694), (140, 2827452), (168, 2356210), (210, 1884968), (240, 1649347), (280, 1413726), (336, 1178105), (420, 942484), (560, 706863), (840, 471242), (1680, 235621)]