23163140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 66407040

約数和(自身を除く): 43243900

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 89, 91, 110, 130, 140, 143, 154, 169, 178, 182, 220, 260, 286, 308, 338, 356, 364, 385, 445, 455, 572, 623, 676, 715, 770, 845, 890, 910, 979, 1001, 1157, 1183, 1246, 1430, 1540, 1690, 1780, 1820, 1859, 1958, 2002, 2314, 2366, 2492, 2860, 3115, 3380, 3718, 3916, 4004, 4628, 4732, 4895, 5005, 5785, 5915, 6230, 6853, 7436, 8099, 9295, 9790, 10010, 11570, 11830, 12460, 12727, 13013, 13706, 15041, 16198, 18590, 19580, 20020, 23140, 23660, 25454, 26026, 27412, 30082, 32396, 34265, 37180, 40495, 50908, 52052, 60164, 63635, 65065, 68530, 75205, 80990, 89089, 105287, 127270, 130130, 137060, 150410, 161980, 165451, 178178, 210574, 254540, 260260, 300820, 330902, 356356, 421148, 445445, 526435, 661804, 827255, 890890, 1052870, 1158157, 1654510, 1781780, 2105740, 2316314, 3309020, 4632628, 5790785, 11581570, 23163140]

約数ペア:

[(1, 23163140), (2, 11581570), (4, 5790785), (5, 4632628), (7, 3309020), (10, 2316314), (11, 2105740), (13, 1781780), (14, 1654510), (20, 1158157), (22, 1052870), (26, 890890), (28, 827255), (35, 661804), (44, 526435), (52, 445445), (55, 421148), (65, 356356), (70, 330902), (77, 300820), (89, 260260), (91, 254540), (110, 210574), (130, 178178), (140, 165451), (143, 161980), (154, 150410), (169, 137060), (178, 130130), (182, 127270), (220, 105287), (260, 89089), (286, 80990), (308, 75205), (338, 68530), (356, 65065), (364, 63635), (385, 60164), (445, 52052), (455, 50908), (572, 40495), (623, 37180), (676, 34265), (715, 32396), (770, 30082), (845, 27412), (890, 26026), (910, 25454), (979, 23660), (1001, 23140), (1157, 20020), (1183, 19580), (1246, 18590), (1430, 16198), (1540, 15041), (1690, 13706), (1780, 13013), (1820, 12727), (1859, 12460), (1958, 11830), (2002, 11570), (2314, 10010), (2366, 9790), (2492, 9295), (2860, 8099), (3115, 7436), (3380, 6853), (3718, 6230), (3916, 5915), (4004, 5785), (4628, 5005), (4732, 4895)]