78557808

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:215

約数の個数: 160

約数和(自身を含む): 244270080

約数和(自身を除く): 165712272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 37, 42, 48, 56, 71, 74, 84, 89, 111, 112, 142, 148, 168, 178, 213, 222, 259, 267, 284, 296, 336, 356, 426, 444, 497, 518, 534, 568, 592, 623, 712, 777, 852, 888, 994, 1036, 1068, 1136, 1246, 1424, 1491, 1554, 1704, 1776, 1869, 1988, 2072, 2136, 2492, 2627, 2982, 3108, 3293, 3408, 3738, 3976, 4144, 4272, 4984, 5254, 5964, 6216, 6319, 6586, 7476, 7881, 7952, 9879, 9968, 10508, 11928, 12432, 12638, 13172, 14952, 15762, 18389, 18957, 19758, 21016, 23051, 23856, 25276, 26344, 29904, 31524, 36778, 37914, 39516, 42032, 44233, 46102, 50552, 52688, 55167, 63048, 69153, 73556, 75828, 79032, 88466, 92204, 101104, 110334, 126096, 132699, 138306, 147112, 151656, 158064, 176932, 184408, 220668, 233803, 265398, 276612, 294224, 303312, 353864, 368816, 441336, 467606, 530796, 553224, 701409, 707728, 882672, 935212, 1061592, 1106448, 1402818, 1636621, 1870424, 2123184, 2805636, 3273242, 3740848, 4909863, 5611272, 6546484, 9819726, 11222544, 13092968, 19639452, 26185936, 39278904, 78557808]

約数ペア:

[(1, 78557808), (2, 39278904), (3, 26185936), (4, 19639452), (6, 13092968), (7, 11222544), (8, 9819726), (12, 6546484), (14, 5611272), (16, 4909863), (21, 3740848), (24, 3273242), (28, 2805636), (37, 2123184), (42, 1870424), (48, 1636621), (56, 1402818), (71, 1106448), (74, 1061592), (84, 935212), (89, 882672), (111, 707728), (112, 701409), (142, 553224), (148, 530796), (168, 467606), (178, 441336), (213, 368816), (222, 353864), (259, 303312), (267, 294224), (284, 276612), (296, 265398), (336, 233803), (356, 220668), (426, 184408), (444, 176932), (497, 158064), (518, 151656), (534, 147112), (568, 138306), (592, 132699), (623, 126096), (712, 110334), (777, 101104), (852, 92204), (888, 88466), (994, 79032), (1036, 75828), (1068, 73556), (1136, 69153), (1246, 63048), (1424, 55167), (1491, 52688), (1554, 50552), (1704, 46102), (1776, 44233), (1869, 42032), (1988, 39516), (2072, 37914), (2136, 36778), (2492, 31524), (2627, 29904), (2982, 26344), (3108, 25276), (3293, 23856), (3408, 23051), (3738, 21016), (3976, 19758), (4144, 18957), (4272, 18389), (4984, 15762), (5254, 14952), (5964, 13172), (6216, 12638), (6319, 12432), (6586, 11928), (7476, 10508), (7881, 9968), (7952, 9879)]