64304240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:128

約数の個数: 240

約数和(自身を含む): 205028544

約数和(自身を除く): 140724304

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 73, 77, 80, 88, 91, 104, 110, 112, 121, 130, 140, 143, 146, 154, 176, 182, 208, 220, 242, 260, 280, 286, 292, 308, 364, 365, 385, 440, 455, 484, 511, 520, 560, 572, 584, 605, 616, 715, 728, 730, 770, 803, 847, 880, 910, 949, 968, 1001, 1022, 1040, 1144, 1168, 1210, 1232, 1430, 1456, 1460, 1540, 1573, 1606, 1694, 1820, 1898, 1936, 2002, 2044, 2288, 2420, 2555, 2860, 2920, 3080, 3146, 3212, 3388, 3640, 3796, 4004, 4015, 4088, 4235, 4745, 4840, 5005, 5110, 5621, 5720, 5840, 6160, 6292, 6424, 6643, 6776, 7280, 7592, 7865, 8008, 8030, 8176, 8470, 8833, 9490, 9680, 10010, 10220, 10439, 11011, 11242, 11440, 12584, 12848, 13286, 13552, 15184, 15730, 16016, 16060, 16940, 17666, 18980, 20020, 20440, 20878, 22022, 22484, 25168, 26572, 28105, 31460, 32120, 33215, 33880, 35332, 37960, 40040, 40880, 41756, 44044, 44165, 44968, 52195, 53144, 55055, 56210, 61831, 62920, 64240, 66430, 67760, 70664, 73073, 75920, 80080, 83512, 88088, 88330, 89936, 104390, 106288, 110110, 112420, 114829, 123662, 125840, 132860, 141328, 146146, 167024, 176176, 176660, 208780, 220220, 224840, 229658, 247324, 265720, 292292, 309155, 353320, 365365, 417560, 440440, 449680, 459316, 494648, 531440, 574145, 584584, 618310, 706640, 730730, 803803, 835120, 880880, 918632, 989296, 1148290, 1169168, 1236620, 1461460, 1607606, 1837264, 2296580, 2473240, 2922920, 3215212, 4019015, 4593160, 4946480, 5845840, 6430424, 8038030, 9186320, 12860848, 16076060, 32152120, 64304240]

約数ペア:

[(1, 64304240), (2, 32152120), (4, 16076060), (5, 12860848), (7, 9186320), (8, 8038030), (10, 6430424), (11, 5845840), (13, 4946480), (14, 4593160), (16, 4019015), (20, 3215212), (22, 2922920), (26, 2473240), (28, 2296580), (35, 1837264), (40, 1607606), (44, 1461460), (52, 1236620), (55, 1169168), (56, 1148290), (65, 989296), (70, 918632), (73, 880880), (77, 835120), (80, 803803), (88, 730730), (91, 706640), (104, 618310), (110, 584584), (112, 574145), (121, 531440), (130, 494648), (140, 459316), (143, 449680), (146, 440440), (154, 417560), (176, 365365), (182, 353320), (208, 309155), (220, 292292), (242, 265720), (260, 247324), (280, 229658), (286, 224840), (292, 220220), (308, 208780), (364, 176660), (365, 176176), (385, 167024), (440, 146146), (455, 141328), (484, 132860), (511, 125840), (520, 123662), (560, 114829), (572, 112420), (584, 110110), (605, 106288), (616, 104390), (715, 89936), (728, 88330), (730, 88088), (770, 83512), (803, 80080), (847, 75920), (880, 73073), (910, 70664), (949, 67760), (968, 66430), (1001, 64240), (1022, 62920), (1040, 61831), (1144, 56210), (1168, 55055), (1210, 53144), (1232, 52195), (1430, 44968), (1456, 44165), (1460, 44044), (1540, 41756), (1573, 40880), (1606, 40040), (1694, 37960), (1820, 35332), (1898, 33880), (1936, 33215), (2002, 32120), (2044, 31460), (2288, 28105), (2420, 26572), (2555, 25168), (2860, 22484), (2920, 22022), (3080, 20878), (3146, 20440), (3212, 20020), (3388, 18980), (3640, 17666), (3796, 16940), (4004, 16060), (4015, 16016), (4088, 15730), (4235, 15184), (4745, 13552), (4840, 13286), (5005, 12848), (5110, 12584), (5621, 11440), (5720, 11242), (5840, 11011), (6160, 10439), (6292, 10220), (6424, 10010), (6643, 9680), (6776, 9490), (7280, 8833), (7592, 8470), (7865, 8176), (8008, 8030)]