78864324

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:258

約数の個数: 144

約数和(自身を含む): 237867840

約数和(自身を除く): 159003516

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 89, 98, 132, 137, 147, 154, 178, 196, 231, 267, 274, 294, 308, 356, 411, 462, 534, 539, 548, 588, 623, 822, 924, 959, 979, 1068, 1078, 1246, 1507, 1617, 1644, 1869, 1918, 1958, 2156, 2492, 2877, 2937, 3014, 3234, 3738, 3836, 3916, 4361, 4521, 5754, 5874, 6028, 6468, 6713, 6853, 7476, 8722, 9042, 10549, 11508, 11748, 12193, 13083, 13426, 13706, 17444, 18084, 20139, 20559, 21098, 24386, 26166, 26852, 27412, 31647, 36579, 40278, 41118, 42196, 47971, 48772, 52332, 63294, 73158, 73843, 80556, 82236, 85351, 95942, 126588, 134123, 143913, 146316, 147686, 170702, 191884, 221529, 256053, 268246, 287826, 295372, 341404, 402369, 443058, 512106, 536492, 575652, 597457, 804738, 886116, 938861, 1024212, 1194914, 1609476, 1792371, 1877722, 2389828, 2816583, 3584742, 3755444, 5633166, 6572027, 7169484, 11266332, 13144054, 19716081, 26288108, 39432162, 78864324]

約数ペア:

[(1, 78864324), (2, 39432162), (3, 26288108), (4, 19716081), (6, 13144054), (7, 11266332), (11, 7169484), (12, 6572027), (14, 5633166), (21, 3755444), (22, 3584742), (28, 2816583), (33, 2389828), (42, 1877722), (44, 1792371), (49, 1609476), (66, 1194914), (77, 1024212), (84, 938861), (89, 886116), (98, 804738), (132, 597457), (137, 575652), (147, 536492), (154, 512106), (178, 443058), (196, 402369), (231, 341404), (267, 295372), (274, 287826), (294, 268246), (308, 256053), (356, 221529), (411, 191884), (462, 170702), (534, 147686), (539, 146316), (548, 143913), (588, 134123), (623, 126588), (822, 95942), (924, 85351), (959, 82236), (979, 80556), (1068, 73843), (1078, 73158), (1246, 63294), (1507, 52332), (1617, 48772), (1644, 47971), (1869, 42196), (1918, 41118), (1958, 40278), (2156, 36579), (2492, 31647), (2877, 27412), (2937, 26852), (3014, 26166), (3234, 24386), (3738, 21098), (3836, 20559), (3916, 20139), (4361, 18084), (4521, 17444), (5754, 13706), (5874, 13426), (6028, 13083), (6468, 12193), (6713, 11748), (6853, 11508), (7476, 10549), (8722, 9042)]