217084920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3761}}^1$

素因数の和:3825

約数の個数: 128

約数和(自身を含む): 720498240

約数和(自身を除く): 503413320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 104, 111, 120, 130, 148, 156, 185, 195, 222, 260, 296, 312, 370, 390, 444, 481, 520, 555, 740, 780, 888, 962, 1110, 1443, 1480, 1560, 1924, 2220, 2405, 2886, 3761, 3848, 4440, 4810, 5772, 7215, 7522, 9620, 11283, 11544, 14430, 15044, 18805, 19240, 22566, 28860, 30088, 37610, 45132, 48893, 56415, 57720, 75220, 90264, 97786, 112830, 139157, 146679, 150440, 195572, 225660, 244465, 278314, 293358, 391144, 417471, 451320, 488930, 556628, 586716, 695785, 733395, 834942, 977860, 1113256, 1173432, 1391570, 1466790, 1669884, 1809041, 1955720, 2087355, 2783140, 2933580, 3339768, 3618082, 4174710, 5427123, 5566280, 5867160, 7236164, 8349420, 9045205, 10854246, 14472328, 16698840, 18090410, 21708492, 27135615, 36180820, 43416984, 54271230, 72361640, 108542460, 217084920]

約数ペア:

[(1, 217084920), (2, 108542460), (3, 72361640), (4, 54271230), (5, 43416984), (6, 36180820), (8, 27135615), (10, 21708492), (12, 18090410), (13, 16698840), (15, 14472328), (20, 10854246), (24, 9045205), (26, 8349420), (30, 7236164), (37, 5867160), (39, 5566280), (40, 5427123), (52, 4174710), (60, 3618082), (65, 3339768), (74, 2933580), (78, 2783140), (104, 2087355), (111, 1955720), (120, 1809041), (130, 1669884), (148, 1466790), (156, 1391570), (185, 1173432), (195, 1113256), (222, 977860), (260, 834942), (296, 733395), (312, 695785), (370, 586716), (390, 556628), (444, 488930), (481, 451320), (520, 417471), (555, 391144), (740, 293358), (780, 278314), (888, 244465), (962, 225660), (1110, 195572), (1443, 150440), (1480, 146679), (1560, 139157), (1924, 112830), (2220, 97786), (2405, 90264), (2886, 75220), (3761, 57720), (3848, 56415), (4440, 48893), (4810, 45132), (5772, 37610), (7215, 30088), (7522, 28860), (9620, 22566), (11283, 19240), (11544, 18805), (14430, 15044)]