155968960

素因数分解:

$2^6\times 5^1\times 7^5\times {\mathrm{29}}^1$

素因数の和:81

約数の個数: 168

約数和(自身を含む): 448238880

約数和(自身を除く): 292269920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 64, 70, 80, 98, 112, 116, 140, 145, 160, 196, 203, 224, 232, 245, 280, 290, 320, 343, 392, 406, 448, 464, 490, 560, 580, 686, 784, 812, 928, 980, 1015, 1120, 1160, 1372, 1421, 1568, 1624, 1715, 1856, 1960, 2030, 2240, 2320, 2401, 2744, 2842, 3136, 3248, 3430, 3920, 4060, 4640, 4802, 5488, 5684, 6496, 6860, 7105, 7840, 8120, 9280, 9604, 9947, 10976, 11368, 12005, 12992, 13720, 14210, 15680, 16240, 16807, 19208, 19894, 21952, 22736, 24010, 27440, 28420, 32480, 33614, 38416, 39788, 45472, 48020, 49735, 54880, 56840, 64960, 67228, 69629, 76832, 79576, 84035, 90944, 96040, 99470, 109760, 113680, 134456, 139258, 153664, 159152, 168070, 192080, 198940, 227360, 268912, 278516, 318304, 336140, 348145, 384160, 397880, 454720, 487403, 537824, 557032, 636608, 672280, 696290, 768320, 795760, 974806, 1075648, 1114064, 1344560, 1392580, 1591520, 1949612, 2228128, 2437015, 2689120, 2785160, 3183040, 3899224, 4456256, 4874030, 5378240, 5570320, 7798448, 9748060, 11140640, 15596896, 19496120, 22281280, 31193792, 38992240, 77984480, 155968960]

約数ペア:

[(1, 155968960), (2, 77984480), (4, 38992240), (5, 31193792), (7, 22281280), (8, 19496120), (10, 15596896), (14, 11140640), (16, 9748060), (20, 7798448), (28, 5570320), (29, 5378240), (32, 4874030), (35, 4456256), (40, 3899224), (49, 3183040), (56, 2785160), (58, 2689120), (64, 2437015), (70, 2228128), (80, 1949612), (98, 1591520), (112, 1392580), (116, 1344560), (140, 1114064), (145, 1075648), (160, 974806), (196, 795760), (203, 768320), (224, 696290), (232, 672280), (245, 636608), (280, 557032), (290, 537824), (320, 487403), (343, 454720), (392, 397880), (406, 384160), (448, 348145), (464, 336140), (490, 318304), (560, 278516), (580, 268912), (686, 227360), (784, 198940), (812, 192080), (928, 168070), (980, 159152), (1015, 153664), (1120, 139258), (1160, 134456), (1372, 113680), (1421, 109760), (1568, 99470), (1624, 96040), (1715, 90944), (1856, 84035), (1960, 79576), (2030, 76832), (2240, 69629), (2320, 67228), (2401, 64960), (2744, 56840), (2842, 54880), (3136, 49735), (3248, 48020), (3430, 45472), (3920, 39788), (4060, 38416), (4640, 33614), (4802, 32480), (5488, 28420), (5684, 27440), (6496, 24010), (6860, 22736), (7105, 21952), (7840, 19894), (8120, 19208), (9280, 16807), (9604, 16240), (9947, 15680), (10976, 14210), (11368, 13720), (12005, 12992)]