155996800

素因数分解:

$2^7\times 5^2\times {\mathrm{29}}^1\times {\mathrm{41}}^2$

素因数の和:135

約数の個数: 144

約数和(自身を含む): 408609450

約数和(自身を除く): 252612650

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 41, 50, 58, 64, 80, 82, 100, 116, 128, 145, 160, 164, 200, 205, 232, 290, 320, 328, 400, 410, 464, 580, 640, 656, 725, 800, 820, 928, 1025, 1160, 1189, 1312, 1450, 1600, 1640, 1681, 1856, 2050, 2320, 2378, 2624, 2900, 3200, 3280, 3362, 3712, 4100, 4640, 4756, 5248, 5800, 5945, 6560, 6724, 8200, 8405, 9280, 9512, 11600, 11890, 13120, 13448, 16400, 16810, 18560, 19024, 23200, 23780, 26240, 26896, 29725, 32800, 33620, 38048, 42025, 46400, 47560, 48749, 53792, 59450, 65600, 67240, 76096, 84050, 92800, 95120, 97498, 107584, 118900, 131200, 134480, 152192, 168100, 190240, 194996, 215168, 237800, 243745, 268960, 336200, 380480, 389992, 475600, 487490, 537920, 672400, 760960, 779984, 951200, 974980, 1075840, 1218725, 1344800, 1559968, 1902400, 1949960, 2437450, 2689600, 3119936, 3804800, 3899920, 4874900, 5379200, 6239872, 7799840, 9749800, 15599680, 19499600, 31199360, 38999200, 77998400, 155996800]

約数ペア:

[(1, 155996800), (2, 77998400), (4, 38999200), (5, 31199360), (8, 19499600), (10, 15599680), (16, 9749800), (20, 7799840), (25, 6239872), (29, 5379200), (32, 4874900), (40, 3899920), (41, 3804800), (50, 3119936), (58, 2689600), (64, 2437450), (80, 1949960), (82, 1902400), (100, 1559968), (116, 1344800), (128, 1218725), (145, 1075840), (160, 974980), (164, 951200), (200, 779984), (205, 760960), (232, 672400), (290, 537920), (320, 487490), (328, 475600), (400, 389992), (410, 380480), (464, 336200), (580, 268960), (640, 243745), (656, 237800), (725, 215168), (800, 194996), (820, 190240), (928, 168100), (1025, 152192), (1160, 134480), (1189, 131200), (1312, 118900), (1450, 107584), (1600, 97498), (1640, 95120), (1681, 92800), (1856, 84050), (2050, 76096), (2320, 67240), (2378, 65600), (2624, 59450), (2900, 53792), (3200, 48749), (3280, 47560), (3362, 46400), (3712, 42025), (4100, 38048), (4640, 33620), (4756, 32800), (5248, 29725), (5800, 26896), (5945, 26240), (6560, 23780), (6724, 23200), (8200, 19024), (8405, 18560), (9280, 16810), (9512, 16400), (11600, 13448), (11890, 13120)]