278790984

素因数分解:

$2^3\times 3^5\times {\mathrm{61}}^1\times {\mathrm{2351}}^1$

素因数の和:2433

約数の個数: 96

約数和(自身を含む): 796199040

約数和(自身を除く): 517408056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 72, 81, 108, 122, 162, 183, 216, 243, 244, 324, 366, 486, 488, 549, 648, 732, 972, 1098, 1464, 1647, 1944, 2196, 2351, 3294, 4392, 4702, 4941, 6588, 7053, 9404, 9882, 13176, 14106, 14823, 18808, 19764, 21159, 28212, 29646, 39528, 42318, 56424, 59292, 63477, 84636, 118584, 126954, 143411, 169272, 190431, 253908, 286822, 380862, 430233, 507816, 571293, 573644, 761724, 860466, 1142586, 1147288, 1290699, 1523448, 1720932, 2285172, 2581398, 3441864, 3872097, 4570344, 5162796, 7744194, 10325592, 11616291, 15488388, 23232582, 30976776, 34848873, 46465164, 69697746, 92930328, 139395492, 278790984]

約数ペア:

[(1, 278790984), (2, 139395492), (3, 92930328), (4, 69697746), (6, 46465164), (8, 34848873), (9, 30976776), (12, 23232582), (18, 15488388), (24, 11616291), (27, 10325592), (36, 7744194), (54, 5162796), (61, 4570344), (72, 3872097), (81, 3441864), (108, 2581398), (122, 2285172), (162, 1720932), (183, 1523448), (216, 1290699), (243, 1147288), (244, 1142586), (324, 860466), (366, 761724), (486, 573644), (488, 571293), (549, 507816), (648, 430233), (732, 380862), (972, 286822), (1098, 253908), (1464, 190431), (1647, 169272), (1944, 143411), (2196, 126954), (2351, 118584), (3294, 84636), (4392, 63477), (4702, 59292), (4941, 56424), (6588, 42318), (7053, 39528), (9404, 29646), (9882, 28212), (13176, 21159), (14106, 19764), (14823, 18808)]