191488920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{733}}^1$

素因数の和:1065

約数の個数: 128

約数和(自身を含む): 659543040

約数和(自身を除く): 468054120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 311, 420, 622, 733, 840, 933, 1244, 1466, 1555, 1866, 2177, 2199, 2488, 2932, 3110, 3665, 3732, 4354, 4398, 4665, 5131, 5864, 6220, 6531, 7330, 7464, 8708, 8796, 9330, 10262, 10885, 10995, 12440, 13062, 14660, 15393, 17416, 17592, 18660, 20524, 21770, 21990, 25655, 26124, 29320, 30786, 32655, 37320, 41048, 43540, 43980, 51310, 52248, 61572, 65310, 76965, 87080, 87960, 102620, 123144, 130620, 153930, 205240, 227963, 261240, 307860, 455926, 615720, 683889, 911852, 1139815, 1367778, 1595741, 1823704, 2279630, 2735556, 3191482, 3419445, 4559260, 4787223, 5471112, 6382964, 6838890, 7978705, 9118520, 9574446, 12765928, 13677780, 15957410, 19148892, 23936115, 27355560, 31914820, 38297784, 47872230, 63829640, 95744460, 191488920]

約数ペア:

[(1, 191488920), (2, 95744460), (3, 63829640), (4, 47872230), (5, 38297784), (6, 31914820), (7, 27355560), (8, 23936115), (10, 19148892), (12, 15957410), (14, 13677780), (15, 12765928), (20, 9574446), (21, 9118520), (24, 7978705), (28, 6838890), (30, 6382964), (35, 5471112), (40, 4787223), (42, 4559260), (56, 3419445), (60, 3191482), (70, 2735556), (84, 2279630), (105, 1823704), (120, 1595741), (140, 1367778), (168, 1139815), (210, 911852), (280, 683889), (311, 615720), (420, 455926), (622, 307860), (733, 261240), (840, 227963), (933, 205240), (1244, 153930), (1466, 130620), (1555, 123144), (1866, 102620), (2177, 87960), (2199, 87080), (2488, 76965), (2932, 65310), (3110, 61572), (3665, 52248), (3732, 51310), (4354, 43980), (4398, 43540), (4665, 41048), (5131, 37320), (5864, 32655), (6220, 30786), (6531, 29320), (7330, 26124), (7464, 25655), (8708, 21990), (8796, 21770), (9330, 20524), (10262, 18660), (10885, 17592), (10995, 17416), (12440, 15393), (13062, 14660)]