85620080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1$

素因数の和:671

約数の個数: 160

約数和(自身を含む): 258316800

約数和(自身を除く): 172696720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 182, 190, 208, 247, 260, 266, 280, 304, 364, 380, 455, 494, 520, 532, 560, 619, 665, 728, 760, 910, 988, 1040, 1064, 1235, 1238, 1330, 1456, 1520, 1729, 1820, 1976, 2128, 2470, 2476, 2660, 3095, 3458, 3640, 3952, 4333, 4940, 4952, 5320, 6190, 6916, 7280, 8047, 8645, 8666, 9880, 9904, 10640, 11761, 12380, 13832, 16094, 17290, 17332, 19760, 21665, 23522, 24760, 27664, 32188, 34580, 34664, 40235, 43330, 47044, 49520, 56329, 58805, 64376, 69160, 69328, 80470, 82327, 86660, 94088, 112658, 117610, 128752, 138320, 152893, 160940, 164654, 173320, 188176, 225316, 235220, 281645, 305786, 321880, 329308, 346640, 411635, 450632, 470440, 563290, 611572, 643760, 658616, 764465, 823270, 901264, 940880, 1070251, 1126580, 1223144, 1317232, 1528930, 1646540, 2140502, 2253160, 2446288, 3057860, 3293080, 4281004, 4506320, 5351255, 6115720, 6586160, 8562008, 10702510, 12231440, 17124016, 21405020, 42810040, 85620080]

約数ペア:

[(1, 85620080), (2, 42810040), (4, 21405020), (5, 17124016), (7, 12231440), (8, 10702510), (10, 8562008), (13, 6586160), (14, 6115720), (16, 5351255), (19, 4506320), (20, 4281004), (26, 3293080), (28, 3057860), (35, 2446288), (38, 2253160), (40, 2140502), (52, 1646540), (56, 1528930), (65, 1317232), (70, 1223144), (76, 1126580), (80, 1070251), (91, 940880), (95, 901264), (104, 823270), (112, 764465), (130, 658616), (133, 643760), (140, 611572), (152, 563290), (182, 470440), (190, 450632), (208, 411635), (247, 346640), (260, 329308), (266, 321880), (280, 305786), (304, 281645), (364, 235220), (380, 225316), (455, 188176), (494, 173320), (520, 164654), (532, 160940), (560, 152893), (619, 138320), (665, 128752), (728, 117610), (760, 112658), (910, 94088), (988, 86660), (1040, 82327), (1064, 80470), (1235, 69328), (1238, 69160), (1330, 64376), (1456, 58805), (1520, 56329), (1729, 49520), (1820, 47044), (1976, 43330), (2128, 40235), (2470, 34664), (2476, 34580), (2660, 32188), (3095, 27664), (3458, 24760), (3640, 23522), (3952, 21665), (4333, 19760), (4940, 17332), (4952, 17290), (5320, 16094), (6190, 13832), (6916, 12380), (7280, 11761), (8047, 10640), (8645, 9904), (8666, 9880)]