27229280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:113

約数の個数: 144

約数和(自身を含む): 74707920

約数和(自身を除く): 47478640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 53, 65, 76, 80, 95, 104, 106, 130, 152, 160, 169, 190, 208, 212, 247, 260, 265, 304, 338, 380, 416, 424, 494, 520, 530, 608, 676, 689, 760, 845, 848, 988, 1007, 1040, 1060, 1235, 1352, 1378, 1520, 1690, 1696, 1976, 2014, 2080, 2120, 2470, 2704, 2756, 3040, 3211, 3380, 3445, 3952, 4028, 4240, 4940, 5035, 5408, 5512, 6422, 6760, 6890, 7904, 8056, 8480, 8957, 9880, 10070, 11024, 12844, 13091, 13520, 13780, 16055, 16112, 17914, 19760, 20140, 22048, 25688, 26182, 27040, 27560, 32110, 32224, 35828, 39520, 40280, 44785, 51376, 52364, 55120, 64220, 65455, 71656, 80560, 89570, 102752, 104728, 110240, 128440, 130910, 143312, 161120, 170183, 179140, 209456, 256880, 261820, 286624, 340366, 358280, 418912, 513760, 523640, 680732, 716560, 850915, 1047280, 1361464, 1433120, 1701830, 2094560, 2722928, 3403660, 5445856, 6807320, 13614640, 27229280]

約数ペア:

[(1, 27229280), (2, 13614640), (4, 6807320), (5, 5445856), (8, 3403660), (10, 2722928), (13, 2094560), (16, 1701830), (19, 1433120), (20, 1361464), (26, 1047280), (32, 850915), (38, 716560), (40, 680732), (52, 523640), (53, 513760), (65, 418912), (76, 358280), (80, 340366), (95, 286624), (104, 261820), (106, 256880), (130, 209456), (152, 179140), (160, 170183), (169, 161120), (190, 143312), (208, 130910), (212, 128440), (247, 110240), (260, 104728), (265, 102752), (304, 89570), (338, 80560), (380, 71656), (416, 65455), (424, 64220), (494, 55120), (520, 52364), (530, 51376), (608, 44785), (676, 40280), (689, 39520), (760, 35828), (845, 32224), (848, 32110), (988, 27560), (1007, 27040), (1040, 26182), (1060, 25688), (1235, 22048), (1352, 20140), (1378, 19760), (1520, 17914), (1690, 16112), (1696, 16055), (1976, 13780), (2014, 13520), (2080, 13091), (2120, 12844), (2470, 11024), (2704, 10070), (2756, 9880), (3040, 8957), (3211, 8480), (3380, 8056), (3445, 7904), (3952, 6890), (4028, 6760), (4240, 6422), (4940, 5512), (5035, 5408)]