128972744

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{617}}^1$

素因数の和:722

約数の個数: 64

約数和(自身を含む): 270313200

約数和(自身を除く): 141340456

約数列:

[1, 2, 4, 8, 17, 29, 34, 53, 58, 68, 106, 116, 136, 212, 232, 424, 493, 617, 901, 986, 1234, 1537, 1802, 1972, 2468, 3074, 3604, 3944, 4936, 6148, 7208, 10489, 12296, 17893, 20978, 26129, 32701, 35786, 41956, 52258, 65402, 71572, 83912, 104516, 130804, 143144, 209032, 261608, 304181, 555917, 608362, 948329, 1111834, 1216724, 1896658, 2223668, 2433448, 3793316, 4447336, 7586632, 16121593, 32243186, 64486372, 128972744]

約数ペア:

[(1, 128972744), (2, 64486372), (4, 32243186), (8, 16121593), (17, 7586632), (29, 4447336), (34, 3793316), (53, 2433448), (58, 2223668), (68, 1896658), (106, 1216724), (116, 1111834), (136, 948329), (212, 608362), (232, 555917), (424, 304181), (493, 261608), (617, 209032), (901, 143144), (986, 130804), (1234, 104516), (1537, 83912), (1802, 71572), (1972, 65402), (2468, 52258), (3074, 41956), (3604, 35786), (3944, 32701), (4936, 26129), (6148, 20978), (7208, 17893), (10489, 12296)]