20575685520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{36037}}^1$

素因数の和:36130

約数の個数: 240

約数和(自身を含む): 75637419312

約数和(自身を除く): 55061733792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 61, 65, 72, 78, 80, 90, 104, 117, 120, 122, 130, 144, 156, 180, 183, 195, 208, 234, 240, 244, 260, 305, 312, 360, 366, 390, 468, 488, 520, 549, 585, 610, 624, 720, 732, 780, 793, 915, 936, 976, 1040, 1098, 1170, 1220, 1464, 1560, 1586, 1830, 1872, 2196, 2340, 2379, 2440, 2745, 2928, 3120, 3172, 3660, 3965, 4392, 4680, 4758, 4880, 5490, 6344, 7137, 7320, 7930, 8784, 9360, 9516, 10980, 11895, 12688, 14274, 14640, 15860, 19032, 21960, 23790, 28548, 31720, 35685, 36037, 38064, 43920, 47580, 57096, 63440, 71370, 72074, 95160, 108111, 114192, 142740, 144148, 180185, 190320, 216222, 285480, 288296, 324333, 360370, 432444, 468481, 540555, 570960, 576592, 648666, 720740, 864888, 936962, 1081110, 1297332, 1405443, 1441480, 1621665, 1729776, 1873924, 2162220, 2198257, 2342405, 2594664, 2810886, 2882960, 3243330, 3747848, 4216329, 4324440, 4396514, 4684810, 5189328, 5621772, 6486660, 6594771, 7027215, 7495696, 8432658, 8648880, 8793028, 9369620, 10991285, 11243544, 12973320, 13189542, 14054430, 16865316, 17586056, 18739240, 19784313, 21081645, 21982570, 22487088, 25946640, 26379084, 28108860, 28577341, 32973855, 33730632, 35172112, 37478480, 39568626, 42163290, 43965140, 52758168, 56217720, 57154682, 65947710, 67461264, 79137252, 84326580, 85732023, 87930280, 98921565, 105516336, 112435440, 114309364, 131895420, 142886705, 158274504, 168653160, 171464046, 175860560, 197843130, 228618728, 257196069, 263790840, 285773410, 316549008, 337306320, 342928092, 395686260, 428660115, 457237456, 514392138, 527581680, 571546820, 685856184, 791372520, 857320230, 1028784276, 1143093640, 1285980345, 1371712368, 1582745040, 1714640460, 2057568552, 2286187280, 2571960690, 3429280920, 4115137104, 5143921380, 6858561840, 10287842760, 20575685520]

約数ペア:

[(1, 20575685520), (2, 10287842760), (3, 6858561840), (4, 5143921380), (5, 4115137104), (6, 3429280920), (8, 2571960690), (9, 2286187280), (10, 2057568552), (12, 1714640460), (13, 1582745040), (15, 1371712368), (16, 1285980345), (18, 1143093640), (20, 1028784276), (24, 857320230), (26, 791372520), (30, 685856184), (36, 571546820), (39, 527581680), (40, 514392138), (45, 457237456), (48, 428660115), (52, 395686260), (60, 342928092), (61, 337306320), (65, 316549008), (72, 285773410), (78, 263790840), (80, 257196069), (90, 228618728), (104, 197843130), (117, 175860560), (120, 171464046), (122, 168653160), (130, 158274504), (144, 142886705), (156, 131895420), (180, 114309364), (183, 112435440), (195, 105516336), (208, 98921565), (234, 87930280), (240, 85732023), (244, 84326580), (260, 79137252), (305, 67461264), (312, 65947710), (360, 57154682), (366, 56217720), (390, 52758168), (468, 43965140), (488, 42163290), (520, 39568626), (549, 37478480), (585, 35172112), (610, 33730632), (624, 32973855), (720, 28577341), (732, 28108860), (780, 26379084), (793, 25946640), (915, 22487088), (936, 21982570), (976, 21081645), (1040, 19784313), (1098, 18739240), (1170, 17586056), (1220, 16865316), (1464, 14054430), (1560, 13189542), (1586, 12973320), (1830, 11243544), (1872, 10991285), (2196, 9369620), (2340, 8793028), (2379, 8648880), (2440, 8432658), (2745, 7495696), (2928, 7027215), (3120, 6594771), (3172, 6486660), (3660, 5621772), (3965, 5189328), (4392, 4684810), (4680, 4396514), (4758, 4324440), (4880, 4216329), (5490, 3747848), (6344, 3243330), (7137, 2882960), (7320, 2810886), (7930, 2594664), (8784, 2342405), (9360, 2198257), (9516, 2162220), (10980, 1873924), (11895, 1729776), (12688, 1621665), (14274, 1441480), (14640, 1405443), (15860, 1297332), (19032, 1081110), (21960, 936962), (23790, 864888), (28548, 720740), (31720, 648666), (35685, 576592), (36037, 570960), (38064, 540555), (43920, 468481), (47580, 432444), (57096, 360370), (63440, 324333), (71370, 288296), (72074, 285480), (95160, 216222), (108111, 190320), (114192, 180185), (142740, 144148)]