131527980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{811}}^1$

素因数の和:896

約数の個数: 144

約数和(自身を含む): 430938144

約数和(自身を除く): 299410164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 53, 60, 68, 85, 90, 102, 106, 153, 159, 170, 180, 204, 212, 255, 265, 306, 318, 340, 477, 510, 530, 612, 636, 765, 795, 811, 901, 954, 1020, 1060, 1530, 1590, 1622, 1802, 1908, 2385, 2433, 2703, 3060, 3180, 3244, 3604, 4055, 4505, 4770, 4866, 5406, 7299, 8109, 8110, 9010, 9540, 9732, 10812, 12165, 13515, 13787, 14598, 16218, 16220, 18020, 24330, 27030, 27574, 29196, 32436, 36495, 40545, 41361, 42983, 48660, 54060, 55148, 68935, 72990, 81090, 82722, 85966, 124083, 128949, 137870, 145980, 162180, 165444, 171932, 206805, 214915, 248166, 257898, 275740, 386847, 413610, 429830, 496332, 515796, 620415, 644745, 730711, 773694, 827220, 859660, 1240830, 1289490, 1461422, 1547388, 1934235, 2192133, 2481660, 2578980, 2922844, 3653555, 3868470, 4384266, 6576399, 7307110, 7736940, 8768532, 10960665, 13152798, 14614220, 21921330, 26305596, 32881995, 43842660, 65763990, 131527980]

約数ペア:

[(1, 131527980), (2, 65763990), (3, 43842660), (4, 32881995), (5, 26305596), (6, 21921330), (9, 14614220), (10, 13152798), (12, 10960665), (15, 8768532), (17, 7736940), (18, 7307110), (20, 6576399), (30, 4384266), (34, 3868470), (36, 3653555), (45, 2922844), (51, 2578980), (53, 2481660), (60, 2192133), (68, 1934235), (85, 1547388), (90, 1461422), (102, 1289490), (106, 1240830), (153, 859660), (159, 827220), (170, 773694), (180, 730711), (204, 644745), (212, 620415), (255, 515796), (265, 496332), (306, 429830), (318, 413610), (340, 386847), (477, 275740), (510, 257898), (530, 248166), (612, 214915), (636, 206805), (765, 171932), (795, 165444), (811, 162180), (901, 145980), (954, 137870), (1020, 128949), (1060, 124083), (1530, 85966), (1590, 82722), (1622, 81090), (1802, 72990), (1908, 68935), (2385, 55148), (2433, 54060), (2703, 48660), (3060, 42983), (3180, 41361), (3244, 40545), (3604, 36495), (4055, 32436), (4505, 29196), (4770, 27574), (4866, 27030), (5406, 24330), (7299, 18020), (8109, 16220), (8110, 16218), (9010, 14598), (9540, 13787), (9732, 13515), (10812, 12165)]