27121120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:117

約数の個数: 144

約数和(自身を含む): 74707920

約数和(自身を除く): 47586800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 59, 65, 68, 80, 85, 104, 118, 130, 136, 160, 169, 170, 208, 221, 236, 260, 272, 295, 338, 340, 416, 442, 472, 520, 544, 590, 676, 680, 767, 845, 884, 944, 1003, 1040, 1105, 1180, 1352, 1360, 1534, 1690, 1768, 1888, 2006, 2080, 2210, 2360, 2704, 2720, 2873, 3068, 3380, 3536, 3835, 4012, 4420, 4720, 5015, 5408, 5746, 6136, 6760, 7072, 7670, 8024, 8840, 9440, 9971, 10030, 11492, 12272, 13039, 13520, 14365, 15340, 16048, 17680, 19942, 20060, 22984, 24544, 26078, 27040, 28730, 30680, 32096, 35360, 39884, 40120, 45968, 49855, 52156, 57460, 61360, 65195, 79768, 80240, 91936, 99710, 104312, 114920, 122720, 130390, 159536, 160480, 169507, 199420, 208624, 229840, 260780, 319072, 339014, 398840, 417248, 459680, 521560, 678028, 797680, 847535, 1043120, 1356056, 1595360, 1695070, 2086240, 2712112, 3390140, 5424224, 6780280, 13560560, 27121120]

約数ペア:

[(1, 27121120), (2, 13560560), (4, 6780280), (5, 5424224), (8, 3390140), (10, 2712112), (13, 2086240), (16, 1695070), (17, 1595360), (20, 1356056), (26, 1043120), (32, 847535), (34, 797680), (40, 678028), (52, 521560), (59, 459680), (65, 417248), (68, 398840), (80, 339014), (85, 319072), (104, 260780), (118, 229840), (130, 208624), (136, 199420), (160, 169507), (169, 160480), (170, 159536), (208, 130390), (221, 122720), (236, 114920), (260, 104312), (272, 99710), (295, 91936), (338, 80240), (340, 79768), (416, 65195), (442, 61360), (472, 57460), (520, 52156), (544, 49855), (590, 45968), (676, 40120), (680, 39884), (767, 35360), (845, 32096), (884, 30680), (944, 28730), (1003, 27040), (1040, 26078), (1105, 24544), (1180, 22984), (1352, 20060), (1360, 19942), (1534, 17680), (1690, 16048), (1768, 15340), (1888, 14365), (2006, 13520), (2080, 13039), (2210, 12272), (2360, 11492), (2704, 10030), (2720, 9971), (2873, 9440), (3068, 8840), (3380, 8024), (3536, 7670), (3835, 7072), (4012, 6760), (4420, 6136), (4720, 5746), (5015, 5408)]