91720720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:369

約数の個数: 160

約数和(自身を含む): 269482752

約数和(自身を除く): 177762032

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 43, 52, 56, 65, 70, 80, 86, 91, 104, 112, 130, 140, 172, 182, 208, 215, 260, 280, 293, 301, 344, 364, 430, 455, 520, 559, 560, 586, 602, 688, 728, 860, 910, 1040, 1118, 1172, 1204, 1456, 1465, 1505, 1720, 1820, 2051, 2236, 2344, 2408, 2795, 2930, 3010, 3440, 3640, 3809, 3913, 4102, 4472, 4688, 4816, 5590, 5860, 6020, 7280, 7618, 7826, 8204, 8944, 10255, 11180, 11720, 12040, 12599, 15236, 15652, 16408, 19045, 19565, 20510, 22360, 23440, 24080, 25198, 26663, 30472, 31304, 32816, 38090, 39130, 41020, 44720, 50396, 53326, 60944, 62608, 62995, 76180, 78260, 82040, 88193, 100792, 106652, 125990, 133315, 152360, 156520, 163787, 164080, 176386, 201584, 213304, 251980, 266630, 304720, 313040, 327574, 352772, 426608, 440965, 503960, 533260, 655148, 705544, 818935, 881930, 1007920, 1066520, 1146509, 1310296, 1411088, 1637870, 1763860, 2133040, 2293018, 2620592, 3275740, 3527720, 4586036, 5732545, 6551480, 7055440, 9172072, 11465090, 13102960, 18344144, 22930180, 45860360, 91720720]

約数ペア:

[(1, 91720720), (2, 45860360), (4, 22930180), (5, 18344144), (7, 13102960), (8, 11465090), (10, 9172072), (13, 7055440), (14, 6551480), (16, 5732545), (20, 4586036), (26, 3527720), (28, 3275740), (35, 2620592), (40, 2293018), (43, 2133040), (52, 1763860), (56, 1637870), (65, 1411088), (70, 1310296), (80, 1146509), (86, 1066520), (91, 1007920), (104, 881930), (112, 818935), (130, 705544), (140, 655148), (172, 533260), (182, 503960), (208, 440965), (215, 426608), (260, 352772), (280, 327574), (293, 313040), (301, 304720), (344, 266630), (364, 251980), (430, 213304), (455, 201584), (520, 176386), (559, 164080), (560, 163787), (586, 156520), (602, 152360), (688, 133315), (728, 125990), (860, 106652), (910, 100792), (1040, 88193), (1118, 82040), (1172, 78260), (1204, 76180), (1456, 62995), (1465, 62608), (1505, 60944), (1720, 53326), (1820, 50396), (2051, 44720), (2236, 41020), (2344, 39130), (2408, 38090), (2795, 32816), (2930, 31304), (3010, 30472), (3440, 26663), (3640, 25198), (3809, 24080), (3913, 23440), (4102, 22360), (4472, 20510), (4688, 19565), (4816, 19045), (5590, 16408), (5860, 15652), (6020, 15236), (7280, 12599), (7618, 12040), (7826, 11720), (8204, 11180), (8944, 10255)]