71147280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12889}}^1$

素因数の和:12928

約数の個数: 80

約数和(自身を含む): 230163840

約数和(自身を除く): 159016560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 12889, 25778, 38667, 51556, 64445, 77334, 103112, 128890, 154668, 193335, 206224, 257780, 296447, 309336, 386670, 515560, 592894, 618672, 773340, 889341, 1031120, 1185788, 1482235, 1546680, 1778682, 2371576, 2964470, 3093360, 3557364, 4446705, 4743152, 5928940, 7114728, 8893410, 11857880, 14229456, 17786820, 23715760, 35573640, 71147280]

約数ペア:

[(1, 71147280), (2, 35573640), (3, 23715760), (4, 17786820), (5, 14229456), (6, 11857880), (8, 8893410), (10, 7114728), (12, 5928940), (15, 4743152), (16, 4446705), (20, 3557364), (23, 3093360), (24, 2964470), (30, 2371576), (40, 1778682), (46, 1546680), (48, 1482235), (60, 1185788), (69, 1031120), (80, 889341), (92, 773340), (115, 618672), (120, 592894), (138, 515560), (184, 386670), (230, 309336), (240, 296447), (276, 257780), (345, 206224), (368, 193335), (460, 154668), (552, 128890), (690, 103112), (920, 77334), (1104, 64445), (1380, 51556), (1840, 38667), (2760, 25778), (5520, 12889)]