168542920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2437}}^1$

素因数の和:2487

約数の個数: 128

約数和(自身を含む): 491500800

約数和(自身を除く): 322957880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 455, 494, 520, 532, 665, 728, 760, 910, 988, 1064, 1235, 1330, 1729, 1820, 1976, 2437, 2470, 2660, 3458, 3640, 4874, 4940, 5320, 6916, 8645, 9748, 9880, 12185, 13832, 17059, 17290, 19496, 24370, 31681, 34118, 34580, 46303, 48740, 63362, 68236, 69160, 85295, 92606, 97480, 126724, 136472, 158405, 170590, 185212, 221767, 231515, 253448, 316810, 324121, 341180, 370424, 443534, 463030, 601939, 633620, 648242, 682360, 887068, 926060, 1108835, 1203878, 1267240, 1296484, 1620605, 1774136, 1852120, 2217670, 2407756, 2592968, 3009695, 3241210, 4213573, 4435340, 4815512, 6019390, 6482420, 8427146, 8870680, 12038780, 12964840, 16854292, 21067865, 24077560, 33708584, 42135730, 84271460, 168542920]

約数ペア:

[(1, 168542920), (2, 84271460), (4, 42135730), (5, 33708584), (7, 24077560), (8, 21067865), (10, 16854292), (13, 12964840), (14, 12038780), (19, 8870680), (20, 8427146), (26, 6482420), (28, 6019390), (35, 4815512), (38, 4435340), (40, 4213573), (52, 3241210), (56, 3009695), (65, 2592968), (70, 2407756), (76, 2217670), (91, 1852120), (95, 1774136), (104, 1620605), (130, 1296484), (133, 1267240), (140, 1203878), (152, 1108835), (182, 926060), (190, 887068), (247, 682360), (260, 648242), (266, 633620), (280, 601939), (364, 463030), (380, 443534), (455, 370424), (494, 341180), (520, 324121), (532, 316810), (665, 253448), (728, 231515), (760, 221767), (910, 185212), (988, 170590), (1064, 158405), (1235, 136472), (1330, 126724), (1729, 97480), (1820, 92606), (1976, 85295), (2437, 69160), (2470, 68236), (2660, 63362), (3458, 48740), (3640, 46303), (4874, 34580), (4940, 34118), (5320, 31681), (6916, 24370), (8645, 19496), (9748, 17290), (9880, 17059), (12185, 13832)]