121384320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{331}}^1$

素因数の和:544

約数の個数: 128

約数和(自身を含む): 390113280

約数和(自身を除く): 268728960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 191, 192, 240, 320, 331, 382, 384, 480, 573, 640, 662, 764, 955, 960, 993, 1146, 1324, 1528, 1655, 1910, 1920, 1986, 2292, 2648, 2865, 3056, 3310, 3820, 3972, 4584, 4965, 5296, 5730, 6112, 6620, 7640, 7944, 9168, 9930, 10592, 11460, 12224, 13240, 15280, 15888, 18336, 19860, 21184, 22920, 24448, 26480, 30560, 31776, 36672, 39720, 42368, 45840, 52960, 61120, 63221, 63552, 73344, 79440, 91680, 105920, 122240, 126442, 127104, 158880, 183360, 189663, 211840, 252884, 316105, 317760, 366720, 379326, 505768, 632210, 635520, 758652, 948315, 1011536, 1264420, 1517304, 1896630, 2023072, 2528840, 3034608, 3793260, 4046144, 5057680, 6069216, 7586520, 8092288, 10115360, 12138432, 15173040, 20230720, 24276864, 30346080, 40461440, 60692160, 121384320]

約数ペア:

[(1, 121384320), (2, 60692160), (3, 40461440), (4, 30346080), (5, 24276864), (6, 20230720), (8, 15173040), (10, 12138432), (12, 10115360), (15, 8092288), (16, 7586520), (20, 6069216), (24, 5057680), (30, 4046144), (32, 3793260), (40, 3034608), (48, 2528840), (60, 2023072), (64, 1896630), (80, 1517304), (96, 1264420), (120, 1011536), (128, 948315), (160, 758652), (191, 635520), (192, 632210), (240, 505768), (320, 379326), (331, 366720), (382, 317760), (384, 316105), (480, 252884), (573, 211840), (640, 189663), (662, 183360), (764, 158880), (955, 127104), (960, 126442), (993, 122240), (1146, 105920), (1324, 91680), (1528, 79440), (1655, 73344), (1910, 63552), (1920, 63221), (1986, 61120), (2292, 52960), (2648, 45840), (2865, 42368), (3056, 39720), (3310, 36672), (3820, 31776), (3972, 30560), (4584, 26480), (4965, 24448), (5296, 22920), (5730, 21184), (6112, 19860), (6620, 18336), (7640, 15888), (7944, 15280), (9168, 13240), (9930, 12224), (10592, 11460)]