489981240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1531}}^1$

素因数の和:1682

約数の個数: 192

約数和(自身を含む): 1835458560

約数和(自身を除く): 1345477320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 127, 140, 168, 180, 210, 252, 254, 280, 315, 360, 381, 420, 504, 508, 630, 635, 762, 840, 889, 1016, 1143, 1260, 1270, 1524, 1531, 1778, 1905, 2286, 2520, 2540, 2667, 3048, 3062, 3556, 3810, 4445, 4572, 4593, 5080, 5334, 5715, 6124, 7112, 7620, 7655, 8001, 8890, 9144, 9186, 10668, 10717, 11430, 12248, 13335, 13779, 15240, 15310, 16002, 17780, 18372, 21336, 21434, 22860, 22965, 26670, 27558, 30620, 32004, 32151, 35560, 36744, 40005, 42868, 45720, 45930, 53340, 53585, 55116, 61240, 64008, 64302, 68895, 80010, 85736, 91860, 96453, 106680, 107170, 110232, 128604, 137790, 160020, 160755, 183720, 192906, 194437, 214340, 257208, 275580, 320040, 321510, 385812, 388874, 428680, 482265, 551160, 583311, 643020, 771624, 777748, 964530, 972185, 1166622, 1286040, 1361059, 1555496, 1749933, 1929060, 1944370, 2333244, 2722118, 2916555, 3499866, 3858120, 3888740, 4083177, 4666488, 5444236, 5833110, 6805295, 6999732, 7777480, 8166354, 8749665, 10888472, 11666220, 12249531, 13610590, 13999464, 16332708, 17499330, 20415885, 23332440, 24499062, 27221180, 32665416, 34998660, 40831770, 48998124, 54442360, 61247655, 69997320, 81663540, 97996248, 122495310, 163327080, 244990620, 489981240]

約数ペア:

[(1, 489981240), (2, 244990620), (3, 163327080), (4, 122495310), (5, 97996248), (6, 81663540), (7, 69997320), (8, 61247655), (9, 54442360), (10, 48998124), (12, 40831770), (14, 34998660), (15, 32665416), (18, 27221180), (20, 24499062), (21, 23332440), (24, 20415885), (28, 17499330), (30, 16332708), (35, 13999464), (36, 13610590), (40, 12249531), (42, 11666220), (45, 10888472), (56, 8749665), (60, 8166354), (63, 7777480), (70, 6999732), (72, 6805295), (84, 5833110), (90, 5444236), (105, 4666488), (120, 4083177), (126, 3888740), (127, 3858120), (140, 3499866), (168, 2916555), (180, 2722118), (210, 2333244), (252, 1944370), (254, 1929060), (280, 1749933), (315, 1555496), (360, 1361059), (381, 1286040), (420, 1166622), (504, 972185), (508, 964530), (630, 777748), (635, 771624), (762, 643020), (840, 583311), (889, 551160), (1016, 482265), (1143, 428680), (1260, 388874), (1270, 385812), (1524, 321510), (1531, 320040), (1778, 275580), (1905, 257208), (2286, 214340), (2520, 194437), (2540, 192906), (2667, 183720), (3048, 160755), (3062, 160020), (3556, 137790), (3810, 128604), (4445, 110232), (4572, 107170), (4593, 106680), (5080, 96453), (5334, 91860), (5715, 85736), (6124, 80010), (7112, 68895), (7620, 64302), (7655, 64008), (8001, 61240), (8890, 55116), (9144, 53585), (9186, 53340), (10668, 45930), (10717, 45720), (11430, 42868), (12248, 40005), (13335, 36744), (13779, 35560), (15240, 32151), (15310, 32004), (16002, 30620), (17780, 27558), (18372, 26670), (21336, 22965), (21434, 22860)]