990199080

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23509}}^1$

素因数の和:23545

約数の個数: 160

約数和(自身を含む): 3584334600

約数和(自身を除く): 2594135520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 260, 270, 312, 324, 351, 360, 390, 405, 468, 520, 540, 585, 648, 702, 780, 810, 936, 1053, 1080, 1170, 1404, 1560, 1620, 1755, 2106, 2340, 2808, 3240, 3510, 4212, 4680, 5265, 7020, 8424, 10530, 14040, 21060, 23509, 42120, 47018, 70527, 94036, 117545, 141054, 188072, 211581, 235090, 282108, 305617, 352635, 423162, 470180, 564216, 611234, 634743, 705270, 846324, 916851, 940360, 1057905, 1222468, 1269486, 1410540, 1528085, 1692648, 1833702, 1904229, 2115810, 2444936, 2538972, 2750553, 2821080, 3056170, 3173715, 3667404, 3808458, 4231620, 4584255, 5077944, 5501106, 6112340, 6347430, 7334808, 7616916, 8251659, 8463240, 9168510, 9521145, 11002212, 12224680, 12694860, 13752765, 15233832, 16503318, 18337020, 19042290, 22004424, 24754977, 25389720, 27505530, 33006636, 36674040, 38084580, 41258295, 49509954, 55011060, 66013272, 76169160, 82516590, 99019908, 110022120, 123774885, 165033180, 198039816, 247549770, 330066360, 495099540, 990199080]

約数ペア:

[(1, 990199080), (2, 495099540), (3, 330066360), (4, 247549770), (5, 198039816), (6, 165033180), (8, 123774885), (9, 110022120), (10, 99019908), (12, 82516590), (13, 76169160), (15, 66013272), (18, 55011060), (20, 49509954), (24, 41258295), (26, 38084580), (27, 36674040), (30, 33006636), (36, 27505530), (39, 25389720), (40, 24754977), (45, 22004424), (52, 19042290), (54, 18337020), (60, 16503318), (65, 15233832), (72, 13752765), (78, 12694860), (81, 12224680), (90, 11002212), (104, 9521145), (108, 9168510), (117, 8463240), (120, 8251659), (130, 7616916), (135, 7334808), (156, 6347430), (162, 6112340), (180, 5501106), (195, 5077944), (216, 4584255), (234, 4231620), (260, 3808458), (270, 3667404), (312, 3173715), (324, 3056170), (351, 2821080), (360, 2750553), (390, 2538972), (405, 2444936), (468, 2115810), (520, 1904229), (540, 1833702), (585, 1692648), (648, 1528085), (702, 1410540), (780, 1269486), (810, 1222468), (936, 1057905), (1053, 940360), (1080, 916851), (1170, 846324), (1404, 705270), (1560, 634743), (1620, 611234), (1755, 564216), (2106, 470180), (2340, 423162), (2808, 352635), (3240, 305617), (3510, 282108), (4212, 235090), (4680, 211581), (5265, 188072), (7020, 141054), (8424, 117545), (10530, 94036), (14040, 70527), (21060, 47018), (23509, 42120)]