155786880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1979}}^1$

素因数の和:2042

約数の個数: 128

約数和(自身を含む): 508939200

約数和(自身を除く): 353152320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 320, 328, 384, 410, 480, 492, 615, 640, 656, 820, 960, 984, 1230, 1312, 1640, 1920, 1968, 1979, 2460, 2624, 3280, 3936, 3958, 4920, 5248, 5937, 6560, 7872, 7916, 9840, 9895, 11874, 13120, 15744, 15832, 19680, 19790, 23748, 26240, 29685, 31664, 39360, 39580, 47496, 59370, 63328, 78720, 79160, 81139, 94992, 118740, 126656, 158320, 162278, 189984, 237480, 243417, 253312, 316640, 324556, 379968, 405695, 474960, 486834, 633280, 649112, 759936, 811390, 949920, 973668, 1217085, 1266560, 1298224, 1622780, 1899840, 1947336, 2434170, 2596448, 3245560, 3799680, 3894672, 4868340, 5192896, 6491120, 7789344, 9736680, 10385792, 12982240, 15578688, 19473360, 25964480, 31157376, 38946720, 51928960, 77893440, 155786880]

約数ペア:

[(1, 155786880), (2, 77893440), (3, 51928960), (4, 38946720), (5, 31157376), (6, 25964480), (8, 19473360), (10, 15578688), (12, 12982240), (15, 10385792), (16, 9736680), (20, 7789344), (24, 6491120), (30, 5192896), (32, 4868340), (40, 3894672), (41, 3799680), (48, 3245560), (60, 2596448), (64, 2434170), (80, 1947336), (82, 1899840), (96, 1622780), (120, 1298224), (123, 1266560), (128, 1217085), (160, 973668), (164, 949920), (192, 811390), (205, 759936), (240, 649112), (246, 633280), (320, 486834), (328, 474960), (384, 405695), (410, 379968), (480, 324556), (492, 316640), (615, 253312), (640, 243417), (656, 237480), (820, 189984), (960, 162278), (984, 158320), (1230, 126656), (1312, 118740), (1640, 94992), (1920, 81139), (1968, 79160), (1979, 78720), (2460, 63328), (2624, 59370), (3280, 47496), (3936, 39580), (3958, 39360), (4920, 31664), (5248, 29685), (5937, 26240), (6560, 23748), (7872, 19790), (7916, 19680), (9840, 15832), (9895, 15744), (11874, 13120)]