28706112

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 168

約数和(自身を含む): 90078560

約数和(自身を除く): 61372448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 43, 48, 57, 61, 64, 72, 76, 86, 96, 114, 122, 129, 144, 152, 171, 172, 183, 192, 228, 244, 258, 288, 304, 342, 344, 366, 387, 456, 488, 516, 549, 576, 608, 684, 688, 732, 774, 817, 912, 976, 1032, 1098, 1159, 1216, 1368, 1376, 1464, 1548, 1634, 1824, 1952, 2064, 2196, 2318, 2451, 2623, 2736, 2752, 2928, 3096, 3268, 3477, 3648, 3904, 4128, 4392, 4636, 4902, 5246, 5472, 5856, 6192, 6536, 6954, 7353, 7869, 8256, 8784, 9272, 9804, 10431, 10492, 10944, 11712, 12384, 13072, 13908, 14706, 15738, 17568, 18544, 19608, 20862, 20984, 23607, 24768, 26144, 27816, 29412, 31476, 35136, 37088, 39216, 41724, 41968, 47214, 49837, 52288, 55632, 58824, 62952, 74176, 78432, 83448, 83936, 94428, 99674, 111264, 117648, 125904, 149511, 156864, 166896, 167872, 188856, 199348, 222528, 235296, 251808, 299022, 333792, 377712, 398696, 448533, 470592, 503616, 598044, 667584, 755424, 797392, 897066, 1196088, 1510848, 1594784, 1794132, 2392176, 3189568, 3588264, 4784352, 7176528, 9568704, 14353056, 28706112]

約数ペア:

[(1, 28706112), (2, 14353056), (3, 9568704), (4, 7176528), (6, 4784352), (8, 3588264), (9, 3189568), (12, 2392176), (16, 1794132), (18, 1594784), (19, 1510848), (24, 1196088), (32, 897066), (36, 797392), (38, 755424), (43, 667584), (48, 598044), (57, 503616), (61, 470592), (64, 448533), (72, 398696), (76, 377712), (86, 333792), (96, 299022), (114, 251808), (122, 235296), (129, 222528), (144, 199348), (152, 188856), (171, 167872), (172, 166896), (183, 156864), (192, 149511), (228, 125904), (244, 117648), (258, 111264), (288, 99674), (304, 94428), (342, 83936), (344, 83448), (366, 78432), (387, 74176), (456, 62952), (488, 58824), (516, 55632), (549, 52288), (576, 49837), (608, 47214), (684, 41968), (688, 41724), (732, 39216), (774, 37088), (817, 35136), (912, 31476), (976, 29412), (1032, 27816), (1098, 26144), (1159, 24768), (1216, 23607), (1368, 20984), (1376, 20862), (1464, 19608), (1548, 18544), (1634, 17568), (1824, 15738), (1952, 14706), (2064, 13908), (2196, 13072), (2318, 12384), (2451, 11712), (2623, 10944), (2736, 10492), (2752, 10431), (2928, 9804), (3096, 9272), (3268, 8784), (3477, 8256), (3648, 7869), (3904, 7353), (4128, 6954), (4392, 6536), (4636, 6192), (4902, 5856), (5246, 5472)]