140001720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:405

約数の個数: 128

約数和(自身を含む): 434903040

約数和(自身を除く): 294901320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 103, 120, 141, 188, 206, 235, 241, 282, 309, 376, 412, 470, 482, 515, 564, 618, 705, 723, 824, 940, 964, 1030, 1128, 1205, 1236, 1410, 1446, 1545, 1880, 1928, 2060, 2410, 2472, 2820, 2892, 3090, 3615, 4120, 4820, 4841, 5640, 5784, 6180, 7230, 9640, 9682, 11327, 12360, 14460, 14523, 19364, 22654, 24205, 24823, 28920, 29046, 33981, 38728, 45308, 48410, 49646, 56635, 58092, 67962, 72615, 74469, 90616, 96820, 99292, 113270, 116184, 124115, 135924, 145230, 148938, 169905, 193640, 198584, 226540, 248230, 271848, 290460, 297876, 339810, 372345, 453080, 496460, 580920, 595752, 679620, 744690, 992920, 1166681, 1359240, 1489380, 2333362, 2978760, 3500043, 4666724, 5833405, 7000086, 9333448, 11666810, 14000172, 17500215, 23333620, 28000344, 35000430, 46667240, 70000860, 140001720]

約数ペア:

[(1, 140001720), (2, 70000860), (3, 46667240), (4, 35000430), (5, 28000344), (6, 23333620), (8, 17500215), (10, 14000172), (12, 11666810), (15, 9333448), (20, 7000086), (24, 5833405), (30, 4666724), (40, 3500043), (47, 2978760), (60, 2333362), (94, 1489380), (103, 1359240), (120, 1166681), (141, 992920), (188, 744690), (206, 679620), (235, 595752), (241, 580920), (282, 496460), (309, 453080), (376, 372345), (412, 339810), (470, 297876), (482, 290460), (515, 271848), (564, 248230), (618, 226540), (705, 198584), (723, 193640), (824, 169905), (940, 148938), (964, 145230), (1030, 135924), (1128, 124115), (1205, 116184), (1236, 113270), (1410, 99292), (1446, 96820), (1545, 90616), (1880, 74469), (1928, 72615), (2060, 67962), (2410, 58092), (2472, 56635), (2820, 49646), (2892, 48410), (3090, 45308), (3615, 38728), (4120, 33981), (4820, 29046), (4841, 28920), (5640, 24823), (5784, 24205), (6180, 22654), (7230, 19364), (9640, 14523), (9682, 14460), (11327, 12360)]