278798832

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{148931}}^1$

素因数の和:148958

約数の個数: 60

約数和(自身を含む): 840274344

約数和(自身を除く): 561475512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 148931, 297862, 446793, 595724, 893586, 1191448, 1340379, 1787172, 1936103, 2382896, 2680758, 3574344, 3872206, 5361516, 5808309, 7148688, 7744412, 10723032, 11616618, 15488824, 17424927, 21446064, 23233236, 30977648, 34849854, 46466472, 69699708, 92932944, 139399416, 278798832]

約数ペア:

[(1, 278798832), (2, 139399416), (3, 92932944), (4, 69699708), (6, 46466472), (8, 34849854), (9, 30977648), (12, 23233236), (13, 21446064), (16, 17424927), (18, 15488824), (24, 11616618), (26, 10723032), (36, 7744412), (39, 7148688), (48, 5808309), (52, 5361516), (72, 3872206), (78, 3574344), (104, 2680758), (117, 2382896), (144, 1936103), (156, 1787172), (208, 1340379), (234, 1191448), (312, 893586), (468, 595724), (624, 446793), (936, 297862), (1872, 148931)]