77612920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:365

約数の個数: 128

約数和(自身を含む): 220631040

約数和(自身を除く): 143018120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 113, 140, 154, 220, 223, 226, 280, 308, 385, 440, 446, 452, 565, 616, 770, 791, 892, 904, 1115, 1130, 1243, 1540, 1561, 1582, 1784, 2230, 2260, 2453, 2486, 3080, 3122, 3164, 3955, 4460, 4520, 4906, 4972, 6215, 6244, 6328, 7805, 7910, 8701, 8920, 9812, 9944, 12265, 12430, 12488, 15610, 15820, 17171, 17402, 19624, 24530, 24860, 25199, 31220, 31640, 34342, 34804, 43505, 49060, 49720, 50398, 62440, 68684, 69608, 85855, 87010, 98120, 100796, 125995, 137368, 171710, 174020, 176393, 201592, 251990, 277189, 343420, 348040, 352786, 503980, 554378, 686840, 705572, 881965, 1007960, 1108756, 1385945, 1411144, 1763930, 1940323, 2217512, 2771890, 3527860, 3880646, 5543780, 7055720, 7761292, 9701615, 11087560, 15522584, 19403230, 38806460, 77612920]

約数ペア:

[(1, 77612920), (2, 38806460), (4, 19403230), (5, 15522584), (7, 11087560), (8, 9701615), (10, 7761292), (11, 7055720), (14, 5543780), (20, 3880646), (22, 3527860), (28, 2771890), (35, 2217512), (40, 1940323), (44, 1763930), (55, 1411144), (56, 1385945), (70, 1108756), (77, 1007960), (88, 881965), (110, 705572), (113, 686840), (140, 554378), (154, 503980), (220, 352786), (223, 348040), (226, 343420), (280, 277189), (308, 251990), (385, 201592), (440, 176393), (446, 174020), (452, 171710), (565, 137368), (616, 125995), (770, 100796), (791, 98120), (892, 87010), (904, 85855), (1115, 69608), (1130, 68684), (1243, 62440), (1540, 50398), (1561, 49720), (1582, 49060), (1784, 43505), (2230, 34804), (2260, 34342), (2453, 31640), (2486, 31220), (3080, 25199), (3122, 24860), (3164, 24530), (3955, 19624), (4460, 17402), (4520, 17171), (4906, 15820), (4972, 15610), (6215, 12488), (6244, 12430), (6328, 12265), (7805, 9944), (7910, 9812), (8701, 8920)]