20221491045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:575

約数の個数: 128

約数和(自身を含む): 38641075200

約数和(自身を除く): 18419584155

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 149, 181, 185, 193, 259, 447, 543, 555, 579, 745, 777, 905, 965, 1043, 1267, 1295, 1351, 2235, 2715, 2895, 3129, 3801, 3885, 4053, 5215, 5513, 6335, 6697, 6755, 7141, 15645, 16539, 19005, 20091, 20265, 21423, 26969, 27565, 28757, 33485, 34933, 35705, 38591, 46879, 49987, 80907, 82695, 86271, 100455, 104799, 107115, 115773, 134845, 140637, 143785, 149961, 174665, 188783, 192955, 201299, 234395, 244531, 249935, 404535, 431355, 523995, 566349, 578865, 603897, 703185, 733593, 749805, 943915, 997853, 1006495, 1064009, 1222655, 1292521, 2831745, 2993559, 3019485, 3192027, 3667965, 3877563, 4989265, 5205017, 5320045, 6462605, 6984971, 7448063, 9047647, 14967795, 15615051, 15960135, 19387815, 20954913, 22344189, 26025085, 27142941, 34924855, 36435119, 37240315, 45238235, 78075255, 104774565, 109305357, 111720945, 135714705, 182175595, 192585629, 546526785, 577756887, 962928145, 1348099403, 2888784435, 4044298209, 6740497015, 20221491045]

約数ペア:

[(1, 20221491045), (3, 6740497015), (5, 4044298209), (7, 2888784435), (15, 1348099403), (21, 962928145), (35, 577756887), (37, 546526785), (105, 192585629), (111, 182175595), (149, 135714705), (181, 111720945), (185, 109305357), (193, 104774565), (259, 78075255), (447, 45238235), (543, 37240315), (555, 36435119), (579, 34924855), (745, 27142941), (777, 26025085), (905, 22344189), (965, 20954913), (1043, 19387815), (1267, 15960135), (1295, 15615051), (1351, 14967795), (2235, 9047647), (2715, 7448063), (2895, 6984971), (3129, 6462605), (3801, 5320045), (3885, 5205017), (4053, 4989265), (5215, 3877563), (5513, 3667965), (6335, 3192027), (6697, 3019485), (6755, 2993559), (7141, 2831745), (15645, 1292521), (16539, 1222655), (19005, 1064009), (20091, 1006495), (20265, 997853), (21423, 943915), (26969, 749805), (27565, 733593), (28757, 703185), (33485, 603897), (34933, 578865), (35705, 566349), (38591, 523995), (46879, 431355), (49987, 404535), (80907, 249935), (82695, 244531), (86271, 234395), (100455, 201299), (104799, 192955), (107115, 188783), (115773, 174665), (134845, 149961), (140637, 143785)]