126999900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{15679}}^1$

素因数の和:15705

約数の個数: 90

約数和(自身を含む): 411709760

約数和(自身を除く): 284709860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 4050, 8100, 15679, 31358, 47037, 62716, 78395, 94074, 141111, 156790, 188148, 235185, 282222, 313580, 391975, 423333, 470370, 564444, 705555, 783950, 846666, 940740, 1175925, 1269999, 1411110, 1567900, 1693332, 2116665, 2351850, 2539998, 2822220, 3527775, 4233330, 4703700, 5079996, 6349995, 7055550, 8466660, 10583325, 12699990, 14111100, 21166650, 25399980, 31749975, 42333300, 63499950, 126999900]

約数ペア:

[(1, 126999900), (2, 63499950), (3, 42333300), (4, 31749975), (5, 25399980), (6, 21166650), (9, 14111100), (10, 12699990), (12, 10583325), (15, 8466660), (18, 7055550), (20, 6349995), (25, 5079996), (27, 4703700), (30, 4233330), (36, 3527775), (45, 2822220), (50, 2539998), (54, 2351850), (60, 2116665), (75, 1693332), (81, 1567900), (90, 1411110), (100, 1269999), (108, 1175925), (135, 940740), (150, 846666), (162, 783950), (180, 705555), (225, 564444), (270, 470370), (300, 423333), (324, 391975), (405, 313580), (450, 282222), (540, 235185), (675, 188148), (810, 156790), (900, 141111), (1350, 94074), (1620, 78395), (2025, 62716), (2700, 47037), (4050, 31358), (8100, 15679)]