215086720

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:462

約数の個数: 128

約数和(自身を含む): 556197840

約数和(自身を除く): 341111120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 53, 64, 68, 80, 85, 106, 128, 136, 160, 170, 212, 265, 272, 320, 340, 373, 424, 530, 544, 640, 680, 746, 848, 901, 1060, 1088, 1360, 1492, 1696, 1802, 1865, 2120, 2176, 2720, 2984, 3392, 3604, 3730, 4240, 4505, 5440, 5968, 6341, 6784, 7208, 7460, 8480, 9010, 10880, 11936, 12682, 14416, 14920, 16960, 18020, 19769, 23872, 25364, 28832, 29840, 31705, 33920, 36040, 39538, 47744, 50728, 57664, 59680, 63410, 72080, 79076, 98845, 101456, 115328, 119360, 126820, 144160, 158152, 197690, 202912, 238720, 253640, 288320, 316304, 336073, 395380, 405824, 507280, 576640, 632608, 672146, 790760, 811648, 1014560, 1265216, 1344292, 1581520, 1680365, 2029120, 2530432, 2688584, 3163040, 3360730, 4058240, 5377168, 6326080, 6721460, 10754336, 12652160, 13442920, 21508672, 26885840, 43017344, 53771680, 107543360, 215086720]

約数ペア:

[(1, 215086720), (2, 107543360), (4, 53771680), (5, 43017344), (8, 26885840), (10, 21508672), (16, 13442920), (17, 12652160), (20, 10754336), (32, 6721460), (34, 6326080), (40, 5377168), (53, 4058240), (64, 3360730), (68, 3163040), (80, 2688584), (85, 2530432), (106, 2029120), (128, 1680365), (136, 1581520), (160, 1344292), (170, 1265216), (212, 1014560), (265, 811648), (272, 790760), (320, 672146), (340, 632608), (373, 576640), (424, 507280), (530, 405824), (544, 395380), (640, 336073), (680, 316304), (746, 288320), (848, 253640), (901, 238720), (1060, 202912), (1088, 197690), (1360, 158152), (1492, 144160), (1696, 126820), (1802, 119360), (1865, 115328), (2120, 101456), (2176, 98845), (2720, 79076), (2984, 72080), (3392, 63410), (3604, 59680), (3730, 57664), (4240, 50728), (4505, 47744), (5440, 39538), (5968, 36040), (6341, 33920), (6784, 31705), (7208, 29840), (7460, 28832), (8480, 25364), (9010, 23872), (10880, 19769), (11936, 18020), (12682, 16960), (14416, 14920)]