171772640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{307}}^1$

素因数の和:604

約数の個数: 96

約数和(自身を含む): 440082720

約数和(自身を除く): 268310080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 269, 307, 416, 520, 538, 614, 1040, 1076, 1228, 1345, 1535, 2080, 2152, 2456, 2690, 3070, 3497, 3991, 4304, 4912, 5380, 6140, 6994, 7982, 8608, 9824, 10760, 12280, 13988, 15964, 17485, 19955, 21520, 24560, 27976, 31928, 34970, 39910, 43040, 49120, 55952, 63856, 69940, 79820, 82583, 111904, 127712, 139880, 159640, 165166, 279760, 319280, 330332, 412915, 559520, 638560, 660664, 825830, 1073579, 1321328, 1651660, 2147158, 2642656, 3303320, 4294316, 5367895, 6606640, 8588632, 10735790, 13213280, 17177264, 21471580, 34354528, 42943160, 85886320, 171772640]

約数ペア:

[(1, 171772640), (2, 85886320), (4, 42943160), (5, 34354528), (8, 21471580), (10, 17177264), (13, 13213280), (16, 10735790), (20, 8588632), (26, 6606640), (32, 5367895), (40, 4294316), (52, 3303320), (65, 2642656), (80, 2147158), (104, 1651660), (130, 1321328), (160, 1073579), (208, 825830), (260, 660664), (269, 638560), (307, 559520), (416, 412915), (520, 330332), (538, 319280), (614, 279760), (1040, 165166), (1076, 159640), (1228, 139880), (1345, 127712), (1535, 111904), (2080, 82583), (2152, 79820), (2456, 69940), (2690, 63856), (3070, 55952), (3497, 49120), (3991, 43040), (4304, 39910), (4912, 34970), (5380, 31928), (6140, 27976), (6994, 24560), (7982, 21520), (8608, 19955), (9824, 17485), (10760, 15964), (12280, 13988)]