77431340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:351

約数の個数: 96

約数和(自身を含む): 196439040

約数和(自身を除く): 119007700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 139, 140, 161, 173, 230, 278, 322, 346, 460, 556, 644, 692, 695, 805, 865, 973, 1211, 1390, 1610, 1730, 1946, 2422, 2780, 3197, 3220, 3460, 3892, 3979, 4844, 4865, 6055, 6394, 7958, 9730, 12110, 12788, 15916, 15985, 19460, 19895, 22379, 24047, 24220, 27853, 31970, 39790, 44758, 48094, 55706, 63940, 79580, 89516, 96188, 111412, 111895, 120235, 139265, 168329, 223790, 240470, 278530, 336658, 447580, 480940, 553081, 557060, 673316, 841645, 1106162, 1683290, 2212324, 2765405, 3366580, 3871567, 5530810, 7743134, 11061620, 15486268, 19357835, 38715670, 77431340]

約数ペア:

[(1, 77431340), (2, 38715670), (4, 19357835), (5, 15486268), (7, 11061620), (10, 7743134), (14, 5530810), (20, 3871567), (23, 3366580), (28, 2765405), (35, 2212324), (46, 1683290), (70, 1106162), (92, 841645), (115, 673316), (139, 557060), (140, 553081), (161, 480940), (173, 447580), (230, 336658), (278, 278530), (322, 240470), (346, 223790), (460, 168329), (556, 139265), (644, 120235), (692, 111895), (695, 111412), (805, 96188), (865, 89516), (973, 79580), (1211, 63940), (1390, 55706), (1610, 48094), (1730, 44758), (1946, 39790), (2422, 31970), (2780, 27853), (3197, 24220), (3220, 24047), (3460, 22379), (3892, 19895), (3979, 19460), (4844, 15985), (4865, 15916), (6055, 12788), (6394, 12110), (7958, 9730)]