64676920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:146

約数の個数: 192

約数和(自身を含む): 193052160

約数和(自身を除く): 128375240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 83, 88, 92, 110, 115, 121, 140, 154, 161, 166, 184, 220, 230, 242, 253, 280, 308, 322, 332, 385, 415, 440, 460, 484, 506, 581, 605, 616, 644, 664, 770, 805, 830, 847, 913, 920, 968, 1012, 1162, 1210, 1265, 1288, 1540, 1610, 1660, 1694, 1771, 1826, 1909, 2024, 2324, 2420, 2530, 2783, 2905, 3080, 3220, 3320, 3388, 3542, 3652, 3818, 4235, 4565, 4648, 4840, 5060, 5566, 5810, 6391, 6440, 6776, 7084, 7304, 7636, 8470, 8855, 9130, 9545, 10043, 10120, 11132, 11620, 12782, 13363, 13915, 14168, 15272, 16940, 17710, 18260, 19090, 19481, 20086, 20999, 22264, 23240, 25564, 26726, 27830, 31955, 33880, 35420, 36520, 38180, 38962, 40172, 41998, 50215, 51128, 53452, 55660, 63910, 66815, 70301, 70840, 76360, 77924, 80344, 83996, 97405, 100430, 104995, 106904, 111320, 127820, 133630, 140602, 146993, 155848, 167992, 194810, 200860, 209990, 230989, 255640, 267260, 281204, 293986, 351505, 389620, 401720, 419980, 461978, 534520, 562408, 587972, 703010, 734965, 779240, 839960, 923956, 1154945, 1175944, 1406020, 1469930, 1616923, 1847912, 2309890, 2812040, 2939860, 3233846, 4619780, 5879720, 6467692, 8084615, 9239560, 12935384, 16169230, 32338460, 64676920]

約数ペア:

[(1, 64676920), (2, 32338460), (4, 16169230), (5, 12935384), (7, 9239560), (8, 8084615), (10, 6467692), (11, 5879720), (14, 4619780), (20, 3233846), (22, 2939860), (23, 2812040), (28, 2309890), (35, 1847912), (40, 1616923), (44, 1469930), (46, 1406020), (55, 1175944), (56, 1154945), (70, 923956), (77, 839960), (83, 779240), (88, 734965), (92, 703010), (110, 587972), (115, 562408), (121, 534520), (140, 461978), (154, 419980), (161, 401720), (166, 389620), (184, 351505), (220, 293986), (230, 281204), (242, 267260), (253, 255640), (280, 230989), (308, 209990), (322, 200860), (332, 194810), (385, 167992), (415, 155848), (440, 146993), (460, 140602), (484, 133630), (506, 127820), (581, 111320), (605, 106904), (616, 104995), (644, 100430), (664, 97405), (770, 83996), (805, 80344), (830, 77924), (847, 76360), (913, 70840), (920, 70301), (968, 66815), (1012, 63910), (1162, 55660), (1210, 53452), (1265, 51128), (1288, 50215), (1540, 41998), (1610, 40172), (1660, 38962), (1694, 38180), (1771, 36520), (1826, 35420), (1909, 33880), (2024, 31955), (2324, 27830), (2420, 26726), (2530, 25564), (2783, 23240), (2905, 22264), (3080, 20999), (3220, 20086), (3320, 19481), (3388, 19090), (3542, 18260), (3652, 17710), (3818, 16940), (4235, 15272), (4565, 14168), (4648, 13915), (4840, 13363), (5060, 12782), (5566, 11620), (5810, 11132), (6391, 10120), (6440, 10043), (6776, 9545), (7084, 9130), (7304, 8855), (7636, 8470)]