172015480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 192

約数和(自身を含む): 499292640

約数和(自身を除く): 327277160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 43, 49, 52, 56, 65, 70, 86, 91, 98, 104, 130, 140, 157, 172, 182, 196, 215, 245, 260, 280, 301, 314, 344, 364, 392, 430, 455, 490, 520, 559, 602, 628, 637, 728, 785, 860, 910, 980, 1099, 1118, 1204, 1256, 1274, 1505, 1570, 1720, 1820, 1960, 2041, 2107, 2198, 2236, 2408, 2548, 2795, 3010, 3140, 3185, 3640, 3913, 4082, 4214, 4396, 4472, 5096, 5495, 5590, 6020, 6280, 6370, 6751, 7693, 7826, 8164, 8428, 8792, 10205, 10535, 10990, 11180, 12040, 12740, 13502, 14287, 15386, 15652, 16328, 16856, 19565, 20410, 21070, 21980, 22360, 25480, 27004, 27391, 28574, 30772, 31304, 33755, 38465, 39130, 40820, 42140, 43960, 47257, 54008, 54782, 57148, 61544, 67510, 71435, 76930, 78260, 81640, 84280, 87763, 94514, 100009, 109564, 114296, 135020, 136955, 142870, 153860, 156520, 175526, 189028, 200018, 219128, 236285, 270040, 273910, 285740, 307720, 330799, 351052, 378056, 400036, 438815, 472570, 500045, 547820, 571480, 614341, 661598, 702104, 800072, 877630, 945140, 1000090, 1095640, 1228682, 1323196, 1653995, 1755260, 1890280, 2000180, 2457364, 2646392, 3071705, 3307990, 3510520, 4000360, 4300387, 4914728, 6143410, 6615980, 8600774, 12286820, 13231960, 17201548, 21501935, 24573640, 34403096, 43003870, 86007740, 172015480]

約数ペア:

[(1, 172015480), (2, 86007740), (4, 43003870), (5, 34403096), (7, 24573640), (8, 21501935), (10, 17201548), (13, 13231960), (14, 12286820), (20, 8600774), (26, 6615980), (28, 6143410), (35, 4914728), (40, 4300387), (43, 4000360), (49, 3510520), (52, 3307990), (56, 3071705), (65, 2646392), (70, 2457364), (86, 2000180), (91, 1890280), (98, 1755260), (104, 1653995), (130, 1323196), (140, 1228682), (157, 1095640), (172, 1000090), (182, 945140), (196, 877630), (215, 800072), (245, 702104), (260, 661598), (280, 614341), (301, 571480), (314, 547820), (344, 500045), (364, 472570), (392, 438815), (430, 400036), (455, 378056), (490, 351052), (520, 330799), (559, 307720), (602, 285740), (628, 273910), (637, 270040), (728, 236285), (785, 219128), (860, 200018), (910, 189028), (980, 175526), (1099, 156520), (1118, 153860), (1204, 142870), (1256, 136955), (1274, 135020), (1505, 114296), (1570, 109564), (1720, 100009), (1820, 94514), (1960, 87763), (2041, 84280), (2107, 81640), (2198, 78260), (2236, 76930), (2408, 71435), (2548, 67510), (2795, 61544), (3010, 57148), (3140, 54782), (3185, 54008), (3640, 47257), (3913, 43960), (4082, 42140), (4214, 40820), (4396, 39130), (4472, 38465), (5096, 33755), (5495, 31304), (5590, 30772), (6020, 28574), (6280, 27391), (6370, 27004), (6751, 25480), (7693, 22360), (7826, 21980), (8164, 21070), (8428, 20410), (8792, 19565), (10205, 16856), (10535, 16328), (10990, 15652), (11180, 15386), (12040, 14287), (12740, 13502)]